71264907

素因数分解:

$3^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2969}}^1$

素因数の和:3112

約数の個数: 32

約数和(自身を含む): 121651200

約数和(自身を除く): 50386293

約数列:

[1, 3, 7, 9, 21, 27, 63, 127, 189, 381, 889, 1143, 2667, 2969, 3429, 8001, 8907, 20783, 24003, 26721, 62349, 80163, 187047, 377063, 561141, 1131189, 2639441, 3393567, 7918323, 10180701, 23754969, 71264907]

約数ペア:

[(1, 71264907), (3, 23754969), (7, 10180701), (9, 7918323), (21, 3393567), (27, 2639441), (63, 1131189), (127, 561141), (189, 377063), (381, 187047), (889, 80163), (1143, 62349), (2667, 26721), (2969, 24003), (3429, 20783), (8001, 8907)]