778849136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{3744467}}^1$

素因数の和:3744488

約数の個数: 20

約数和(自身を含む): 1625099112

約数和(自身を除く): 846249976

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 3744467, 7488934, 14977868, 29955736, 48678071, 59911472, 97356142, 194712284, 389424568, 778849136]

約数ペア:

[(1, 778849136), (2, 389424568), (4, 194712284), (8, 97356142), (13, 59911472), (16, 48678071), (26, 29955736), (52, 14977868), (104, 7488934), (208, 3744467)]