31954545

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1663}}^1$

素因数の和:1742

約数の個数: 48

約数和(自身を含む): 64376832

約数和(自身を除く): 32422287

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 61, 63, 105, 183, 305, 315, 427, 549, 915, 1281, 1663, 2135, 2745, 3843, 4989, 6405, 8315, 11641, 14967, 19215, 24945, 34923, 58205, 74835, 101443, 104769, 174615, 304329, 507215, 523845, 710101, 912987, 1521645, 2130303, 3550505, 4564935, 6390909, 10651515, 31954545]

約数ペア:

[(1, 31954545), (3, 10651515), (5, 6390909), (7, 4564935), (9, 3550505), (15, 2130303), (21, 1521645), (35, 912987), (45, 710101), (61, 523845), (63, 507215), (105, 304329), (183, 174615), (305, 104769), (315, 101443), (427, 74835), (549, 58205), (915, 34923), (1281, 24945), (1663, 19215), (2135, 14967), (2745, 11641), (3843, 8315), (4989, 6405)]