493118470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{13499}}^1$

素因数の和:13800

約数の個数: 32

約数和(自身を含む): 959364000

約数和(自身を除く): 466245530

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 281, 562, 1405, 2810, 3653, 7306, 13499, 18265, 26998, 36530, 67495, 134990, 175487, 350974, 877435, 1754870, 3793219, 7586438, 18966095, 37932190, 49311847, 98623694, 246559235, 493118470]

約数ペア:

[(1, 493118470), (2, 246559235), (5, 98623694), (10, 49311847), (13, 37932190), (26, 18966095), (65, 7586438), (130, 3793219), (281, 1754870), (562, 877435), (1405, 350974), (2810, 175487), (3653, 134990), (7306, 67495), (13499, 36530), (18265, 26998)]