861259394

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{35059}}^1$

素因数の和:35305

約数の個数: 16

約数和(自身を含む): 1317695040

約数和(自身を除く): 456435646

約数列:

[1, 2, 71, 142, 173, 346, 12283, 24566, 35059, 70118, 2489189, 4978378, 6065207, 12130414, 430629697, 861259394]

約数ペア:

[(1, 861259394), (2, 430629697), (71, 12130414), (142, 6065207), (173, 4978378), (346, 2489189), (12283, 70118), (24566, 35059)]