205975812

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{2351}}^1$

素因数の和:2521

約数の個数: 72

約数和(自身を含む): 563068800

約数和(自身を除く): 357092988

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 149, 196, 294, 298, 447, 588, 596, 894, 1043, 1788, 2086, 2351, 3129, 4172, 4702, 6258, 7053, 7301, 9404, 12516, 14106, 14602, 16457, 21903, 28212, 29204, 32914, 43806, 49371, 65828, 87612, 98742, 115199, 197484, 230398, 345597, 350299, 460796, 691194, 700598, 1050897, 1382388, 1401196, 2101794, 2452093, 4203588, 4904186, 7356279, 9808372, 14712558, 17164651, 29425116, 34329302, 51493953, 68658604, 102987906, 205975812]

約数ペア:

[(1, 205975812), (2, 102987906), (3, 68658604), (4, 51493953), (6, 34329302), (7, 29425116), (12, 17164651), (14, 14712558), (21, 9808372), (28, 7356279), (42, 4904186), (49, 4203588), (84, 2452093), (98, 2101794), (147, 1401196), (149, 1382388), (196, 1050897), (294, 700598), (298, 691194), (447, 460796), (588, 350299), (596, 345597), (894, 230398), (1043, 197484), (1788, 115199), (2086, 98742), (2351, 87612), (3129, 65828), (4172, 49371), (4702, 43806), (6258, 32914), (7053, 29204), (7301, 28212), (9404, 21903), (12516, 16457), (14106, 14602)]