212087715

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1657}}^1$

素因数の和:1748

約数の個数: 64

約数和(自身を含む): 412563456

約数和(自身を除く): 200475741

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 53, 69, 105, 115, 159, 161, 265, 345, 371, 483, 795, 805, 1113, 1219, 1657, 1855, 2415, 3657, 4971, 5565, 6095, 8285, 8533, 11599, 18285, 24855, 25599, 34797, 38111, 42665, 57995, 87821, 114333, 127995, 173985, 190555, 263463, 266777, 439105, 571665, 614747, 800331, 1317315, 1333885, 1844241, 2019883, 3073735, 4001655, 6059649, 9221205, 10099415, 14139181, 30298245, 42417543, 70695905, 212087715]

約数ペア:

[(1, 212087715), (3, 70695905), (5, 42417543), (7, 30298245), (15, 14139181), (21, 10099415), (23, 9221205), (35, 6059649), (53, 4001655), (69, 3073735), (105, 2019883), (115, 1844241), (159, 1333885), (161, 1317315), (265, 800331), (345, 614747), (371, 571665), (483, 439105), (795, 266777), (805, 263463), (1113, 190555), (1219, 173985), (1657, 127995), (1855, 114333), (2415, 87821), (3657, 57995), (4971, 42665), (5565, 38111), (6095, 34797), (8285, 25599), (8533, 24855), (11599, 18285)]