51287702

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:356

約数の個数: 32

約数和(自身を含む): 82280448

約数和(自身を除く): 30992746

約数列:

[1, 2, 31, 61, 62, 71, 122, 142, 191, 382, 1891, 2201, 3782, 4331, 4402, 5921, 8662, 11651, 11842, 13561, 23302, 27122, 134261, 268522, 361181, 420391, 722362, 827221, 840782, 1654442, 25643851, 51287702]

約数ペア:

[(1, 51287702), (2, 25643851), (31, 1654442), (61, 840782), (62, 827221), (71, 722362), (122, 420391), (142, 361181), (191, 268522), (382, 134261), (1891, 27122), (2201, 23302), (3782, 13561), (4331, 11842), (4402, 11651), (5921, 8662)]