315973329

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1\times {\mathrm{857}}^1$

素因数の和:1145

約数の個数: 32

約数和(自身を含む): 489705216

約数和(自身を除く): 173731887

約数列:

[1, 3, 7, 21, 97, 181, 291, 543, 679, 857, 1267, 2037, 2571, 3801, 5999, 17557, 17997, 52671, 83129, 122899, 155117, 249387, 368697, 465351, 581903, 1085819, 1745709, 3257457, 15046349, 45139047, 105324443, 315973329]

約数ペア:

[(1, 315973329), (3, 105324443), (7, 45139047), (21, 15046349), (97, 3257457), (181, 1745709), (291, 1085819), (543, 581903), (679, 465351), (857, 368697), (1267, 249387), (2037, 155117), (2571, 122899), (3801, 83129), (5999, 52671), (17557, 17997)]