15679980405

素因数分解:

$3^4\times 5^1\times {\mathrm{2957}}^1\times {\mathrm{13093}}^1$

素因数の和:16067

約数の個数: 40

約数和(自身を含む): 28119469752

約数和(自身を除く): 12439489347

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 2957, 8871, 13093, 14785, 26613, 39279, 44355, 65465, 79839, 117837, 133065, 196395, 239517, 353511, 399195, 589185, 1060533, 1197585, 1767555, 5302665, 38716001, 116148003, 193580005, 348444009, 580740015, 1045332027, 1742220045, 3135996081, 5226660135, 15679980405]

約数ペア:

[(1, 15679980405), (3, 5226660135), (5, 3135996081), (9, 1742220045), (15, 1045332027), (27, 580740015), (45, 348444009), (81, 193580005), (135, 116148003), (405, 38716001), (2957, 5302665), (8871, 1767555), (13093, 1197585), (14785, 1060533), (26613, 589185), (39279, 399195), (44355, 353511), (65465, 239517), (79839, 196395), (117837, 133065)]