13131004

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:382

約数の個数: 36

約数和(自身を含む): 25151896

約数和(自身を除く): 12020892

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 289, 307, 578, 614, 629, 1156, 1228, 1258, 2516, 5219, 10438, 10693, 11359, 20876, 21386, 22718, 42772, 45436, 88723, 177446, 193103, 354892, 386206, 772412, 3282751, 6565502, 13131004]

約数ペア:

[(1, 13131004), (2, 6565502), (4, 3282751), (17, 772412), (34, 386206), (37, 354892), (68, 193103), (74, 177446), (148, 88723), (289, 45436), (307, 42772), (578, 22718), (614, 21386), (629, 20876), (1156, 11359), (1228, 10693), (1258, 10438), (2516, 5219)]