72991308

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{467893}}^1$

素因数の和:467913

約数の個数: 24

約数和(自身を含む): 183414448

約数和(自身を除く): 110423140

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 467893, 935786, 1403679, 1871572, 2807358, 5614716, 6082609, 12165218, 18247827, 24330436, 36495654, 72991308]

約数ペア:

[(1, 72991308), (2, 36495654), (3, 24330436), (4, 18247827), (6, 12165218), (12, 6082609), (13, 5614716), (26, 2807358), (39, 1871572), (52, 1403679), (78, 935786), (156, 467893)]