139196015

素因数分解:

$5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{4337}}^1$

素因数の和:4487

約数の個数: 24

約数和(自身を含む): 195834672

約数和(自身を除く): 56638657

約数列:

[1, 5, 7, 35, 49, 131, 245, 655, 917, 4337, 4585, 6419, 21685, 30359, 32095, 151795, 212513, 568147, 1062565, 2840735, 3977029, 19885145, 27839203, 139196015]

約数ペア:

[(1, 139196015), (5, 27839203), (7, 19885145), (35, 3977029), (49, 2840735), (131, 1062565), (245, 568147), (655, 212513), (917, 151795), (4337, 32095), (4585, 30359), (6419, 21685)]