12754945

素因数分解:

$5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{659}}^1$

素因数の和:757

約数の個数: 24

約数和(自身を含む): 18057600

約数和(自身を除く): 5302655

約数列:

[1, 5, 7, 35, 49, 79, 245, 395, 553, 659, 2765, 3295, 3871, 4613, 19355, 23065, 32291, 52061, 161455, 260305, 364427, 1822135, 2550989, 12754945]

約数ペア:

[(1, 12754945), (5, 2550989), (7, 1822135), (35, 364427), (49, 260305), (79, 161455), (245, 52061), (395, 32291), (553, 23065), (659, 19355), (2765, 4613), (3295, 3871)]