280924

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:217

約数の個数: 24

約数和(自身を含む): 573440

約数和(自身を除く): 292516

約数列:

[1, 2, 4, 7, 14, 28, 79, 127, 158, 254, 316, 508, 553, 889, 1106, 1778, 2212, 3556, 10033, 20066, 40132, 70231, 140462, 280924]

約数ペア:

[(1, 280924), (2, 140462), (4, 70231), (7, 40132), (14, 20066), (28, 10033), (79, 3556), (127, 2212), (158, 1778), (254, 1106), (316, 889), (508, 553)]