1556236

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{313}}^1$

素因数の和:441

約数の個数: 24

約数和(自身を含む): 3006864

約数和(自身を除く): 1450628

約数列:

[1, 2, 4, 11, 22, 44, 113, 226, 313, 452, 626, 1243, 1252, 2486, 3443, 4972, 6886, 13772, 35369, 70738, 141476, 389059, 778118, 1556236]

約数ペア:

[(1, 1556236), (2, 778118), (4, 389059), (11, 141476), (22, 70738), (44, 35369), (113, 13772), (226, 6886), (313, 4972), (452, 3443), (626, 2486), (1243, 1252)]