667341116

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{987191}}^1$

素因数の和:987221

約数の個数: 18

約数和(自身を含む): 1264592952

約数和(自身を除く): 597251836

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 987191, 1974382, 3948764, 12833483, 25666966, 51333932, 166835279, 333670558, 667341116]

約数ペア:

[(1, 667341116), (2, 333670558), (4, 166835279), (13, 51333932), (26, 25666966), (52, 12833483), (169, 3948764), (338, 1974382), (676, 987191)]