18224325

素因数分解:

$3^3\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:81

約数の個数: 144

約数和(自身を含む): 42408000

約数和(自身を除く): 24183675

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 27, 29, 35, 45, 49, 57, 63, 75, 87, 95, 105, 133, 135, 145, 147, 171, 175, 189, 203, 225, 245, 261, 285, 315, 399, 435, 441, 475, 513, 525, 551, 609, 665, 675, 725, 735, 783, 855, 931, 945, 1015, 1197, 1225, 1305, 1323, 1421, 1425, 1575, 1653, 1827, 1995, 2175, 2205, 2565, 2755, 2793, 3045, 3325, 3591, 3675, 3857, 3915, 4263, 4275, 4655, 4725, 4959, 5075, 5481, 5985, 6525, 6615, 7105, 8265, 8379, 9135, 9975, 11025, 11571, 12789, 12825, 13775, 13965, 14877, 15225, 17955, 19285, 19575, 21315, 23275, 24795, 25137, 26999, 27405, 29925, 33075, 34713, 35525, 38367, 41325, 41895, 45675, 57855, 63945, 69825, 74385, 80997, 89775, 96425, 104139, 106575, 123975, 125685, 134995, 137025, 173565, 191835, 209475, 242991, 289275, 319725, 371925, 404985, 520695, 628425, 674975, 728973, 867825, 959175, 1214955, 2024925, 2603475, 3644865, 6074775, 18224325]

約数ペア:

[(1, 18224325), (3, 6074775), (5, 3644865), (7, 2603475), (9, 2024925), (15, 1214955), (19, 959175), (21, 867825), (25, 728973), (27, 674975), (29, 628425), (35, 520695), (45, 404985), (49, 371925), (57, 319725), (63, 289275), (75, 242991), (87, 209475), (95, 191835), (105, 173565), (133, 137025), (135, 134995), (145, 125685), (147, 123975), (171, 106575), (175, 104139), (189, 96425), (203, 89775), (225, 80997), (245, 74385), (261, 69825), (285, 63945), (315, 57855), (399, 45675), (435, 41895), (441, 41325), (475, 38367), (513, 35525), (525, 34713), (551, 33075), (609, 29925), (665, 27405), (675, 26999), (725, 25137), (735, 24795), (783, 23275), (855, 21315), (931, 19575), (945, 19285), (1015, 17955), (1197, 15225), (1225, 14877), (1305, 13965), (1323, 13775), (1421, 12825), (1425, 12789), (1575, 11571), (1653, 11025), (1827, 9975), (1995, 9135), (2175, 8379), (2205, 8265), (2565, 7105), (2755, 6615), (2793, 6525), (3045, 5985), (3325, 5481), (3591, 5075), (3675, 4959), (3857, 4725), (3915, 4655), (4263, 4275)]