61521236

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{70877}}^1$

素因数の和:70919

約数の個数: 24

約数和(自身を含む): 127013376

約数和(自身を除く): 65492140

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 70877, 141754, 283508, 496139, 992278, 1984556, 2197187, 4394374, 8788748, 15380309, 30760618, 61521236]

約数ペア:

[(1, 61521236), (2, 30760618), (4, 15380309), (7, 8788748), (14, 4394374), (28, 2197187), (31, 1984556), (62, 992278), (124, 496139), (217, 283508), (434, 141754), (868, 70877)]