31122455

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{937}}^1$

素因数の和:1035

約数の個数: 32

約数和(自身を含む): 46644864

約数和(自身を除く): 15522409

約数列:

[1, 5, 7, 13, 35, 65, 73, 91, 365, 455, 511, 937, 949, 2555, 4685, 4745, 6559, 6643, 12181, 32795, 33215, 60905, 68401, 85267, 342005, 426335, 478807, 889213, 2394035, 4446065, 6224491, 31122455]

約数ペア:

[(1, 31122455), (5, 6224491), (7, 4446065), (13, 2394035), (35, 889213), (65, 478807), (73, 426335), (91, 342005), (365, 85267), (455, 68401), (511, 60905), (937, 33215), (949, 32795), (2555, 12181), (4685, 6643), (4745, 6559)]