31393945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{15427}}^1$

素因数の和:15480

約数の個数: 16

約数和(自身を含む): 42211008

約数和(自身を除く): 10817063

約数列:

[1, 5, 11, 37, 55, 185, 407, 2035, 15427, 77135, 169697, 570799, 848485, 2853995, 6278789, 31393945]

約数ペア:

[(1, 31393945), (5, 6278789), (11, 2853995), (37, 848485), (55, 570799), (185, 169697), (407, 77135), (2035, 15427)]