1297257

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:113

約数の個数: 32

約数和(自身を含む): 2042880

約数和(自身を除く): 745623

約数列:

[1, 3, 13, 29, 31, 37, 39, 87, 93, 111, 377, 403, 481, 899, 1073, 1131, 1147, 1209, 1443, 2697, 3219, 3441, 11687, 13949, 14911, 33263, 35061, 41847, 44733, 99789, 432419, 1297257]

約数ペア:

[(1, 1297257), (3, 432419), (13, 99789), (29, 44733), (31, 41847), (37, 35061), (39, 33263), (87, 14911), (93, 13949), (111, 11687), (377, 3441), (403, 3219), (481, 2697), (899, 1443), (1073, 1209), (1131, 1147)]