812872

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:205

約数の個数: 32

約数和(自身を含む): 1663200

約数和(自身を除く): 850328

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 136, 139, 172, 278, 344, 556, 731, 1112, 1462, 2363, 2924, 4726, 5848, 5977, 9452, 11954, 18904, 23908, 47816, 101609, 203218, 406436, 812872]

約数ペア:

[(1, 812872), (2, 406436), (4, 203218), (8, 101609), (17, 47816), (34, 23908), (43, 18904), (68, 11954), (86, 9452), (136, 5977), (139, 5848), (172, 4726), (278, 2924), (344, 2363), (556, 1462), (731, 1112)]