1999291217

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1\times {\mathrm{2371}}^1$

素因数の和:2669

約数の個数: 32

約数和(自身を含む): 2557661184

約数和(自身を除く): 558369967

約数列:

[1, 7, 11, 47, 77, 233, 329, 517, 1631, 2371, 2563, 3619, 10951, 16597, 17941, 26081, 76657, 111437, 120461, 182567, 552443, 780059, 843227, 1225807, 3867101, 6076873, 8580649, 25964821, 42538111, 181753747, 285613031, 1999291217]

約数ペア:

[(1, 1999291217), (7, 285613031), (11, 181753747), (47, 42538111), (77, 25964821), (233, 8580649), (329, 6076873), (517, 3867101), (1631, 1225807), (2371, 843227), (2563, 780059), (3619, 552443), (10951, 182567), (16597, 120461), (17941, 111437), (26081, 76657)]