211325175

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:417

約数の個数: 72

約数和(自身を含む): 396068400

約数和(自身を除く): 184743225

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 139, 145, 225, 233, 261, 417, 435, 695, 699, 725, 1165, 1251, 1305, 2085, 2097, 2175, 3475, 3495, 4031, 5825, 6255, 6525, 6757, 10425, 10485, 12093, 17475, 20155, 20271, 31275, 32387, 33785, 36279, 52425, 60465, 60813, 97161, 100775, 101355, 161935, 168925, 181395, 291483, 302325, 304065, 485805, 506775, 809675, 906975, 939223, 1457415, 1520325, 2429025, 2817669, 4696115, 7287075, 8453007, 14088345, 23480575, 42265035, 70441725, 211325175]

約数ペア:

[(1, 211325175), (3, 70441725), (5, 42265035), (9, 23480575), (15, 14088345), (25, 8453007), (29, 7287075), (45, 4696115), (75, 2817669), (87, 2429025), (139, 1520325), (145, 1457415), (225, 939223), (233, 906975), (261, 809675), (417, 506775), (435, 485805), (695, 304065), (699, 302325), (725, 291483), (1165, 181395), (1251, 168925), (1305, 161935), (2085, 101355), (2097, 100775), (2175, 97161), (3475, 60813), (3495, 60465), (4031, 52425), (5825, 36279), (6255, 33785), (6525, 32387), (6757, 31275), (10425, 20271), (10485, 20155), (12093, 17475)]