138879188

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{4783}}^1$

素因数の和:4872

約数の個数: 48

約数和(自身を含む): 298980864

約数和(自身を除く): 160101676

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 61, 68, 119, 122, 238, 244, 427, 476, 854, 1037, 1708, 2074, 4148, 4783, 7259, 9566, 14518, 19132, 29036, 33481, 66962, 81311, 133924, 162622, 291763, 325244, 569177, 583526, 1138354, 1167052, 2042341, 2276708, 4084682, 4959971, 8169364, 9919942, 19839884, 34719797, 69439594, 138879188]

約数ペア:

[(1, 138879188), (2, 69439594), (4, 34719797), (7, 19839884), (14, 9919942), (17, 8169364), (28, 4959971), (34, 4084682), (61, 2276708), (68, 2042341), (119, 1167052), (122, 1138354), (238, 583526), (244, 569177), (427, 325244), (476, 291763), (854, 162622), (1037, 133924), (1708, 81311), (2074, 66962), (4148, 33481), (4783, 29036), (7259, 19132), (9566, 14518)]