291290116

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{863}}^1\times {\mathrm{6491}}^1$

素因数の和:7371

約数の個数: 24

約数和(自身を含む): 549690624

約数和(自身を除く): 258400508

約数列:

[1, 2, 4, 13, 26, 52, 863, 1726, 3452, 6491, 11219, 12982, 22438, 25964, 44876, 84383, 168766, 337532, 5601733, 11203466, 22406932, 72822529, 145645058, 291290116]

約数ペア:

[(1, 291290116), (2, 145645058), (4, 72822529), (13, 22406932), (26, 11203466), (52, 5601733), (863, 337532), (1726, 168766), (3452, 84383), (6491, 44876), (11219, 25964), (12982, 22438)]