66750405

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{2797}}^1$

素因数の和:2885

約数の個数: 32

約数和(自身を含む): 112278144

約数和(自身を除く): 45527739

約数列:

[1, 3, 5, 15, 37, 43, 111, 129, 185, 215, 555, 645, 1591, 2797, 4773, 7955, 8391, 13985, 23865, 41955, 103489, 120271, 310467, 360813, 517445, 601355, 1552335, 1804065, 4450027, 13350081, 22250135, 66750405]

約数ペア:

[(1, 66750405), (3, 22250135), (5, 13350081), (15, 4450027), (37, 1804065), (43, 1552335), (111, 601355), (129, 517445), (185, 360813), (215, 310467), (555, 120271), (645, 103489), (1591, 41955), (2797, 23865), (4773, 13985), (7955, 8391)]