128868426

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1471}}^1$

素因数の和:1667

約数の個数: 48

約数和(自身を含む): 290254848

約数和(自身を除く): 161386422

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 157, 186, 279, 314, 471, 558, 942, 1413, 1471, 2826, 2942, 4413, 4867, 8826, 9734, 13239, 14601, 26478, 29202, 43803, 45601, 87606, 91202, 136803, 230947, 273606, 410409, 461894, 692841, 820818, 1385682, 2078523, 4157046, 7159357, 14318714, 21478071, 42956142, 64434213, 128868426]

約数ペア:

[(1, 128868426), (2, 64434213), (3, 42956142), (6, 21478071), (9, 14318714), (18, 7159357), (31, 4157046), (62, 2078523), (93, 1385682), (157, 820818), (186, 692841), (279, 461894), (314, 410409), (471, 273606), (558, 230947), (942, 136803), (1413, 91202), (1471, 87606), (2826, 45601), (2942, 43803), (4413, 29202), (4867, 26478), (8826, 14601), (9734, 13239)]