678743630

素因数分解:

$2^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{216851}}^1$

素因数の和:217171

約数の個数: 16

約数和(自身を含む): 1225647504

約数和(自身を除く): 546903874

約数列:

[1, 2, 5, 10, 313, 626, 1565, 3130, 216851, 433702, 1084255, 2168510, 67874363, 135748726, 339371815, 678743630]

約数ペア:

[(1, 678743630), (2, 339371815), (5, 135748726), (10, 67874363), (313, 2168510), (626, 1084255), (1565, 433702), (3130, 216851)]