81286406

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1\times {\mathrm{4831}}^1$

素因数の和:5059

約数の個数: 16

約数和(自身を含む): 125245440

約数和(自身を除く): 43959034

約数列:

[1, 2, 47, 94, 179, 358, 4831, 8413, 9662, 16826, 227057, 454114, 864749, 1729498, 40643203, 81286406]

約数ペア:

[(1, 81286406), (2, 40643203), (47, 1729498), (94, 864749), (179, 454114), (358, 227057), (4831, 16826), (8413, 9662)]