12400661

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 16343040

約数和(自身を除く): 3942379

約数列:

[1, 7, 13, 29, 37, 91, 127, 203, 259, 377, 481, 889, 1073, 1651, 2639, 3367, 3683, 4699, 7511, 11557, 13949, 25781, 32893, 47879, 61087, 97643, 136271, 335153, 427609, 953897, 1771523, 12400661]

約数ペア:

[(1, 12400661), (7, 1771523), (13, 953897), (29, 427609), (37, 335153), (91, 136271), (127, 97643), (203, 61087), (259, 47879), (377, 32893), (481, 25781), (889, 13949), (1073, 11557), (1651, 7511), (2639, 4699), (3367, 3683)]