12811401

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{977}}^1$

素因数の和:1061

約数の個数: 24

約数和(自身を含む): 19528704

約数和(自身を除く): 6717303

約数列:

[1, 3, 9, 31, 47, 93, 141, 279, 423, 977, 1457, 2931, 4371, 8793, 13113, 30287, 45919, 90861, 137757, 272583, 413271, 1423489, 4270467, 12811401]

約数ペア:

[(1, 12811401), (3, 4270467), (9, 1423489), (31, 413271), (47, 272583), (93, 137757), (141, 90861), (279, 45919), (423, 30287), (977, 13113), (1457, 8793), (2931, 4371)]