221511862

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{12697}}^1$

素因数の和:12784

約数の個数: 32

約数和(自身を含む): 396787104

約数和(自身を除く): 175275242

約数列:

[1, 2, 11, 13, 22, 26, 61, 122, 143, 286, 671, 793, 1342, 1586, 8723, 12697, 17446, 25394, 139667, 165061, 279334, 330122, 774517, 1549034, 1815671, 3631342, 8519687, 10068721, 17039374, 20137442, 110755931, 221511862]

約数ペア:

[(1, 221511862), (2, 110755931), (11, 20137442), (13, 17039374), (22, 10068721), (26, 8519687), (61, 3631342), (122, 1815671), (143, 1549034), (286, 774517), (671, 330122), (793, 279334), (1342, 165061), (1586, 139667), (8723, 25394), (12697, 17446)]