129121370

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{263513}}^1$

素因数の和:263534

約数の個数: 24

約数和(自身を含む): 270365364

約数和(自身を除く): 141243994

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 263513, 527026, 1317565, 1844591, 2635130, 3689182, 9222955, 12912137, 18445910, 25824274, 64560685, 129121370]

約数ペア:

[(1, 129121370), (2, 64560685), (5, 25824274), (7, 18445910), (10, 12912137), (14, 9222955), (35, 3689182), (49, 2635130), (70, 1844591), (98, 1317565), (245, 527026), (490, 263513)]