40688557

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{233}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 53464320

約数和(自身を除く): 12775763

約数列:

[1, 7, 13, 19, 91, 101, 133, 233, 247, 707, 1313, 1631, 1729, 1919, 3029, 4427, 9191, 13433, 21203, 23533, 24947, 30989, 57551, 164731, 174629, 305929, 402857, 447127, 2141503, 3129889, 5812651, 40688557]

約数ペア:

[(1, 40688557), (7, 5812651), (13, 3129889), (19, 2141503), (91, 447127), (101, 402857), (133, 305929), (233, 174629), (247, 164731), (707, 57551), (1313, 30989), (1631, 24947), (1729, 23533), (1919, 21203), (3029, 13433), (4427, 9191)]