25399031

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1\times {\mathrm{307}}^1$

素因数の和:590

約数の個数: 16

約数和(自身を含む): 29804544

約数和(自身を除く): 4405513

約数列:

[1, 7, 53, 223, 307, 371, 1561, 2149, 11819, 16271, 68461, 82733, 113897, 479227, 3628433, 25399031]

約数ペア:

[(1, 25399031), (7, 3628433), (53, 479227), (223, 113897), (307, 82733), (371, 68461), (1561, 16271), (2149, 11819)]