2231775

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 4964960

約数和(自身を除く): 2733185

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 63, 65, 75, 91, 105, 109, 117, 175, 195, 225, 273, 315, 325, 327, 455, 525, 545, 585, 763, 819, 975, 981, 1365, 1417, 1575, 1635, 2275, 2289, 2725, 2925, 3815, 4095, 4251, 4905, 6825, 6867, 7085, 8175, 9919, 11445, 12753, 19075, 20475, 21255, 24525, 29757, 34335, 35425, 49595, 57225, 63765, 89271, 106275, 148785, 171675, 247975, 318825, 446355, 743925, 2231775]

約数ペア:

[(1, 2231775), (3, 743925), (5, 446355), (7, 318825), (9, 247975), (13, 171675), (15, 148785), (21, 106275), (25, 89271), (35, 63765), (39, 57225), (45, 49595), (63, 35425), (65, 34335), (75, 29757), (91, 24525), (105, 21255), (109, 20475), (117, 19075), (175, 12753), (195, 11445), (225, 9919), (273, 8175), (315, 7085), (325, 6867), (327, 6825), (455, 4905), (525, 4251), (545, 4095), (585, 3815), (763, 2925), (819, 2725), (975, 2289), (981, 2275), (1365, 1635), (1417, 1575)]