30438457

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:317

約数の個数: 24

約数和(自身を含む): 36943296

約数和(自身を除く): 6504839

約数列:

[1, 7, 37, 49, 103, 163, 259, 721, 1141, 1813, 3811, 5047, 6031, 7987, 16789, 26677, 42217, 117523, 186739, 295519, 621193, 822661, 4348351, 30438457]

約数ペア:

[(1, 30438457), (7, 4348351), (37, 822661), (49, 621193), (103, 295519), (163, 186739), (259, 117523), (721, 42217), (1141, 26677), (1813, 16789), (3811, 7987), (5047, 6031)]