66861405

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3089}}^1$

素因数の和:3150

約数の個数: 48

約数和(自身を含む): 128222640

約数和(自身を除く): 61361235

約数列:

[1, 3, 5, 9, 13, 15, 37, 39, 45, 65, 111, 117, 185, 195, 333, 481, 555, 585, 1443, 1665, 2405, 3089, 4329, 7215, 9267, 15445, 21645, 27801, 40157, 46335, 114293, 120471, 139005, 200785, 342879, 361413, 571465, 602355, 1028637, 1485809, 1714395, 1807065, 4457427, 5143185, 7429045, 13372281, 22287135, 66861405]

約数ペア:

[(1, 66861405), (3, 22287135), (5, 13372281), (9, 7429045), (13, 5143185), (15, 4457427), (37, 1807065), (39, 1714395), (45, 1485809), (65, 1028637), (111, 602355), (117, 571465), (185, 361413), (195, 342879), (333, 200785), (481, 139005), (555, 120471), (585, 114293), (1443, 46335), (1665, 40157), (2405, 27801), (3089, 21645), (4329, 15445), (7215, 9267)]