387188879

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{22549}}^1$

素因数の和:22790

約数の個数: 16

約数和(自身を含む): 484915200

約数和(自身を除く): 97726321

約数列:

[1, 7, 11, 77, 223, 1561, 2453, 17171, 22549, 157843, 248039, 1736273, 5028427, 35198989, 55312697, 387188879]

約数ペア:

[(1, 387188879), (7, 55312697), (11, 35198989), (77, 5028427), (223, 1736273), (1561, 248039), (2453, 157843), (17171, 22549)]