402784

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{307}}^1$

素因数の和:358

約数の個数: 24

約数和(自身を含む): 814968

約数和(自身を除く): 412184

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 307, 328, 614, 656, 1228, 1312, 2456, 4912, 9824, 12587, 25174, 50348, 100696, 201392, 402784]

約数ペア:

[(1, 402784), (2, 201392), (4, 100696), (8, 50348), (16, 25174), (32, 12587), (41, 9824), (82, 4912), (164, 2456), (307, 1312), (328, 1228), (614, 656)]