31238391

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{787}}^1$

素因数の和:1022

約数の個数: 16

約数和(自身を含む): 42438528

約数和(自身を除く): 11200137

約数列:

[1, 3, 101, 131, 303, 393, 787, 2361, 13231, 39693, 79487, 103097, 238461, 309291, 10412797, 31238391]

約数ペア:

[(1, 31238391), (3, 10412797), (101, 309291), (131, 238461), (303, 103097), (393, 79487), (787, 39693), (2361, 13231)]