389435142

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^2\times {\mathrm{71}}^1\times {\mathrm{1087}}^1$

素因数の和:1221

約数の個数: 48

約数和(自身を含む): 818767872

約数和(自身を除く): 429332730

約数列:

[1, 2, 3, 6, 29, 58, 71, 87, 142, 174, 213, 426, 841, 1087, 1682, 2059, 2174, 2523, 3261, 4118, 5046, 6177, 6522, 12354, 31523, 59711, 63046, 77177, 94569, 119422, 154354, 179133, 189138, 231531, 358266, 463062, 914167, 1828334, 2238133, 2742501, 4476266, 5485002, 6714399, 13428798, 64905857, 129811714, 194717571, 389435142]

約数ペア:

[(1, 389435142), (2, 194717571), (3, 129811714), (6, 64905857), (29, 13428798), (58, 6714399), (71, 5485002), (87, 4476266), (142, 2742501), (174, 2238133), (213, 1828334), (426, 914167), (841, 463062), (1087, 358266), (1682, 231531), (2059, 189138), (2174, 179133), (2523, 154354), (3261, 119422), (4118, 94569), (5046, 77177), (6177, 63046), (6522, 59711), (12354, 31523)]