128577405

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{21061}}^1$

素因数の和:21117

約数の個数: 32

約数和(自身を含む): 230502528

約数和(自身を除く): 101925123

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 111, 165, 185, 407, 555, 1221, 2035, 6105, 21061, 63183, 105305, 231671, 315915, 695013, 779257, 1158355, 2337771, 3475065, 3896285, 8571827, 11688855, 25715481, 42859135, 128577405]

約数ペア:

[(1, 128577405), (3, 42859135), (5, 25715481), (11, 11688855), (15, 8571827), (33, 3896285), (37, 3475065), (55, 2337771), (111, 1158355), (165, 779257), (185, 695013), (407, 315915), (555, 231671), (1221, 105305), (2035, 63183), (6105, 21061)]