317439815

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{827}}^1\times {\mathrm{997}}^1$

素因数の和:1847

約数の個数: 32

約数和(自身を含む): 475974144

約数和(自身を除く): 158534329

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 827, 997, 4135, 4985, 5789, 6979, 9097, 10967, 28945, 34895, 45485, 54835, 63679, 76769, 318395, 383845, 824519, 4122595, 5771633, 9069709, 28858165, 45348545, 63487963, 317439815]

約数ペア:

[(1, 317439815), (5, 63487963), (7, 45348545), (11, 28858165), (35, 9069709), (55, 5771633), (77, 4122595), (385, 824519), (827, 383845), (997, 318395), (4135, 76769), (4985, 63679), (5789, 54835), (6979, 45485), (9097, 34895), (10967, 28945)]