215529974

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{56629}}^1$

素因数の和:56815

約数の個数: 16

約数和(自身を含む): 354730320

約数和(自身を除く): 139200346

約数列:

[1, 2, 11, 22, 173, 346, 1903, 3806, 56629, 113258, 622919, 1245838, 9796817, 19593634, 107764987, 215529974]

約数ペア:

[(1, 215529974), (2, 107764987), (11, 19593634), (22, 9796817), (173, 1245838), (346, 622919), (1903, 113258), (3806, 56629)]