216562

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:201

約数の個数: 16

約数和(自身を含む): 352800

約数和(自身を除く): 136238

約数列:

[1, 2, 19, 38, 41, 82, 139, 278, 779, 1558, 2641, 5282, 5699, 11398, 108281, 216562]

約数ペア:

[(1, 216562), (2, 108281), (19, 11398), (38, 5699), (41, 5282), (82, 2641), (139, 1558), (278, 779)]