201721498

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{1531}}^1$

素因数の和:1710

約数の個数: 32

約数和(自身を含む): 339515712

約数和(自身を除く): 137794214

約数列:

[1, 2, 11, 22, 53, 106, 113, 226, 583, 1166, 1243, 1531, 2486, 3062, 5989, 11978, 16841, 33682, 65879, 81143, 131758, 162286, 173003, 346006, 892573, 1785146, 1903033, 3806066, 9169159, 18338318, 100860749, 201721498]

約数ペア:

[(1, 201721498), (2, 100860749), (11, 18338318), (22, 9169159), (53, 3806066), (106, 1903033), (113, 1785146), (226, 892573), (583, 346006), (1166, 173003), (1243, 162286), (1531, 131758), (2486, 81143), (3062, 65879), (5989, 33682), (11978, 16841)]