661314892

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{10141}}^1$

素因数の和:10306

約数の個数: 48

約数和(自身を含む): 1410792768

約数和(自身を除く): 749477876

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 137, 238, 274, 476, 548, 959, 1918, 2329, 3836, 4658, 9316, 10141, 16303, 20282, 32606, 40564, 65212, 70987, 141974, 172397, 283948, 344794, 689588, 1206779, 1389317, 2413558, 2778634, 4827116, 5557268, 9725219, 19450438, 23618389, 38900876, 47236778, 94473556, 165328723, 330657446, 661314892]

約数ペア:

[(1, 661314892), (2, 330657446), (4, 165328723), (7, 94473556), (14, 47236778), (17, 38900876), (28, 23618389), (34, 19450438), (68, 9725219), (119, 5557268), (137, 4827116), (238, 2778634), (274, 2413558), (476, 1389317), (548, 1206779), (959, 689588), (1918, 344794), (2329, 283948), (3836, 172397), (4658, 141974), (9316, 70987), (10141, 65212), (16303, 40564), (20282, 32606)]