672646

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{631}}^1$

素因数の和:687

約数の個数: 16

約数和(自身を含む): 1114848

約数和(自身を除く): 442202

約数列:

[1, 2, 13, 26, 41, 82, 533, 631, 1066, 1262, 8203, 16406, 25871, 51742, 336323, 672646]

約数ペア:

[(1, 672646), (2, 336323), (13, 51742), (26, 25871), (41, 16406), (82, 8203), (533, 1262), (631, 1066)]