30977702

素因数分解:

$2^1\times 7^4\times {\mathrm{6451}}^1$

素因数の和:6481

約数の個数: 20

約数和(自身を含む): 54216156

約数和(自身を除く): 23238454

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 6451, 12902, 45157, 90314, 316099, 632198, 2212693, 4425386, 15488851, 30977702]

約数ペア:

[(1, 30977702), (2, 15488851), (7, 4425386), (14, 2212693), (49, 632198), (98, 316099), (343, 90314), (686, 45157), (2401, 12902), (4802, 6451)]