388619399

素因数分解:

$7^1\times {\mathrm{37}}^2\times {\mathrm{107}}^1\times {\mathrm{379}}^1$

素因数の和:567

約数の個数: 24

約数和(自身を含む): 461946240

約数和(自身を除く): 73326841

約数列:

[1, 7, 37, 107, 259, 379, 749, 1369, 2653, 3959, 9583, 14023, 27713, 40553, 98161, 146483, 283871, 518851, 1025381, 1500461, 3631957, 10503227, 55517057, 388619399]

約数ペア:

[(1, 388619399), (7, 55517057), (37, 10503227), (107, 3631957), (259, 1500461), (379, 1025381), (749, 518851), (1369, 283871), (2653, 146483), (3959, 98161), (9583, 40553), (14023, 27713)]