12739233

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 19418112

約数和(自身を除く): 6678879

約数列:

[1, 3, 13, 31, 39, 41, 93, 123, 257, 403, 533, 771, 1209, 1271, 1599, 3341, 3813, 7967, 10023, 10537, 16523, 23901, 31611, 49569, 103571, 136981, 310713, 326647, 410943, 979941, 4246411, 12739233]

約数ペア:

[(1, 12739233), (3, 4246411), (13, 979941), (31, 410943), (39, 326647), (41, 310713), (93, 136981), (123, 103571), (257, 49569), (403, 31611), (533, 23901), (771, 16523), (1209, 10537), (1271, 10023), (1599, 7967), (3341, 3813)]