556380069

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{3847}}^1$

素因数の和:4025

約数の個数: 32

約数和(自身を含む): 868847616

約数和(自身を除く): 312467547

約数列:

[1, 3, 7, 21, 71, 97, 213, 291, 497, 679, 1491, 2037, 3847, 6887, 11541, 20661, 26929, 48209, 80787, 144627, 273137, 373159, 819411, 1119477, 1911959, 2612113, 5735877, 7836339, 26494289, 79482867, 185460023, 556380069]

約数ペア:

[(1, 556380069), (3, 185460023), (7, 79482867), (21, 26494289), (71, 7836339), (97, 5735877), (213, 2612113), (291, 1911959), (497, 1119477), (679, 819411), (1491, 373159), (2037, 273137), (3847, 144627), (6887, 80787), (11541, 48209), (20661, 26929)]