1381406

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:156

約数の個数: 24

約数和(自身を含む): 2314584

約数和(自身を除く): 933178

約数列:

[1, 2, 13, 26, 61, 67, 122, 134, 169, 338, 793, 871, 1586, 1742, 4087, 8174, 10309, 11323, 20618, 22646, 53131, 106262, 690703, 1381406]

約数ペア:

[(1, 1381406), (2, 690703), (13, 106262), (26, 53131), (61, 22646), (67, 20618), (122, 11323), (134, 10309), (169, 8174), (338, 4087), (793, 1742), (871, 1586)]