12890079

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{983}}^1$

素因数の和:1067

約数の個数: 24

約数和(自身を含む): 19648512

約数和(自身を除く): 6758433

約数列:

[1, 3, 9, 31, 47, 93, 141, 279, 423, 983, 1457, 2949, 4371, 8847, 13113, 30473, 46201, 91419, 138603, 274257, 415809, 1432231, 4296693, 12890079]

約数ペア:

[(1, 12890079), (3, 4296693), (9, 1432231), (31, 415809), (47, 274257), (93, 138603), (141, 91419), (279, 46201), (423, 30473), (983, 13113), (1457, 8847), (2949, 4371)]