620394973

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{241}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 728323200

約数和(自身を除く): 107928227

約数列:

[1, 11, 19, 109, 113, 209, 241, 1199, 1243, 2071, 2147, 2651, 4579, 12317, 22781, 23617, 26269, 27233, 50369, 135487, 234023, 288959, 299563, 499111, 517427, 2574253, 2968397, 5490221, 5691697, 32652367, 56399543, 620394973]

約数ペア:

[(1, 620394973), (11, 56399543), (19, 32652367), (109, 5691697), (113, 5490221), (209, 2968397), (241, 2574253), (1199, 517427), (1243, 499111), (2071, 299563), (2147, 288959), (2651, 234023), (4579, 135487), (12317, 50369), (22781, 27233), (23617, 26269)]