71770041

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{241}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 123826560

約数和(自身を除く): 52056519

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 163, 203, 241, 261, 489, 609, 723, 1141, 1467, 1687, 1827, 2169, 3423, 4727, 5061, 6989, 10269, 14181, 15183, 20967, 33089, 39283, 42543, 48923, 62901, 99267, 117849, 146769, 274981, 297801, 353547, 440307, 824943, 1139207, 2474829, 3417621, 7974449, 10252863, 23923347, 71770041]

約数ペア:

[(1, 71770041), (3, 23923347), (7, 10252863), (9, 7974449), (21, 3417621), (29, 2474829), (63, 1139207), (87, 824943), (163, 440307), (203, 353547), (241, 297801), (261, 274981), (489, 146769), (609, 117849), (723, 99267), (1141, 62901), (1467, 48923), (1687, 42543), (1827, 39283), (2169, 33089), (3423, 20967), (4727, 15183), (5061, 14181), (6989, 10269)]