331324318

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{811}}^1\times {\mathrm{827}}^1$

素因数の和:1672

約数の個数: 32

約数和(自身を含む): 564762240

約数和(自身を除く): 233437922

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 811, 827, 1622, 1654, 10543, 10751, 15409, 15713, 21086, 21502, 30818, 31426, 200317, 204269, 400634, 408538, 670697, 1341394, 8719061, 12743243, 17438122, 25486486, 165662159, 331324318]

約数ペア:

[(1, 331324318), (2, 165662159), (13, 25486486), (19, 17438122), (26, 12743243), (38, 8719061), (247, 1341394), (494, 670697), (811, 408538), (827, 400634), (1622, 204269), (1654, 200317), (10543, 31426), (10751, 30818), (15409, 21502), (15713, 21086)]