131371996

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{281}}^1\times {\mathrm{283}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 269095680

約数和(自身を除く): 137723684

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 281, 283, 413, 562, 566, 826, 1124, 1132, 1652, 1967, 1981, 3934, 3962, 7868, 7924, 16579, 16697, 33158, 33394, 66316, 66788, 79523, 116053, 116879, 159046, 232106, 233758, 318092, 464212, 467516, 556661, 1113322, 2226644, 4691857, 9383714, 18767428, 32842999, 65685998, 131371996]

約数ペア:

[(1, 131371996), (2, 65685998), (4, 32842999), (7, 18767428), (14, 9383714), (28, 4691857), (59, 2226644), (118, 1113322), (236, 556661), (281, 467516), (283, 464212), (413, 318092), (562, 233758), (566, 232106), (826, 159046), (1124, 116879), (1132, 116053), (1652, 79523), (1967, 66788), (1981, 66316), (3934, 33394), (3962, 33158), (7868, 16697), (7924, 16579)]