1447980975

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^2$

素因数の和:299

約数の個数: 144

約数和(自身を含む): 3225388800

約数和(自身を除く): 1777407825

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 27, 35, 45, 57, 63, 75, 95, 105, 127, 133, 135, 171, 175, 189, 225, 285, 315, 381, 399, 475, 513, 525, 635, 665, 675, 855, 889, 945, 1143, 1197, 1425, 1575, 1905, 1995, 2413, 2565, 2667, 3175, 3325, 3429, 3591, 4275, 4445, 4725, 5715, 5985, 7239, 8001, 9525, 9975, 12065, 12825, 13335, 16129, 16891, 17145, 17955, 21717, 22225, 24003, 28575, 29925, 36195, 40005, 48387, 50673, 60325, 65151, 66675, 80645, 84455, 85725, 89775, 108585, 112903, 120015, 145161, 152019, 180975, 200025, 241935, 253365, 306451, 325755, 338709, 403225, 422275, 435483, 456057, 542925, 564515, 600075, 725805, 760095, 919353, 1016127, 1209675, 1266825, 1532255, 1628775, 1693545, 2145157, 2177415, 2280285, 2758059, 2822575, 3048381, 3629025, 3800475, 4596765, 5080635, 6435471, 7661275, 8274177, 8467725, 10725785, 10887075, 11401425, 13790295, 15241905, 19306413, 22983825, 25403175, 32177355, 41370885, 53628925, 57919239, 68951475, 76209525, 96532065, 160886775, 206854425, 289596195, 482660325, 1447980975]

約数ペア:

[(1, 1447980975), (3, 482660325), (5, 289596195), (7, 206854425), (9, 160886775), (15, 96532065), (19, 76209525), (21, 68951475), (25, 57919239), (27, 53628925), (35, 41370885), (45, 32177355), (57, 25403175), (63, 22983825), (75, 19306413), (95, 15241905), (105, 13790295), (127, 11401425), (133, 10887075), (135, 10725785), (171, 8467725), (175, 8274177), (189, 7661275), (225, 6435471), (285, 5080635), (315, 4596765), (381, 3800475), (399, 3629025), (475, 3048381), (513, 2822575), (525, 2758059), (635, 2280285), (665, 2177415), (675, 2145157), (855, 1693545), (889, 1628775), (945, 1532255), (1143, 1266825), (1197, 1209675), (1425, 1016127), (1575, 919353), (1905, 760095), (1995, 725805), (2413, 600075), (2565, 564515), (2667, 542925), (3175, 456057), (3325, 435483), (3429, 422275), (3591, 403225), (4275, 338709), (4445, 325755), (4725, 306451), (5715, 253365), (5985, 241935), (7239, 200025), (8001, 180975), (9525, 152019), (9975, 145161), (12065, 120015), (12825, 112903), (13335, 108585), (16129, 89775), (16891, 85725), (17145, 84455), (17955, 80645), (21717, 66675), (22225, 65151), (24003, 60325), (28575, 50673), (29925, 48387), (36195, 40005)]