42019415

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{647}}^1$

素因数の和:1102

約数の個数: 16

約数和(自身を含む): 52254720

約数和(自身を除く): 10235305

約数列:

[1, 5, 31, 155, 419, 647, 2095, 3235, 12989, 20057, 64945, 100285, 271093, 1355465, 8403883, 42019415]

約数ペア:

[(1, 42019415), (5, 8403883), (31, 1355465), (155, 271093), (419, 100285), (647, 64945), (2095, 20057), (3235, 12989)]