639673599

素因数分解:

$3^1\times {\mathrm{151}}^1\times {\mathrm{571}}^1\times {\mathrm{2473}}^1$

素因数の和:3198

約数の個数: 16

約数和(自身を含む): 860397824

約数和(自身を除く): 220724225

約数列:

[1, 3, 151, 453, 571, 1713, 2473, 7419, 86221, 258663, 373423, 1120269, 1412083, 4236249, 213224533, 639673599]

約数ペア:

[(1, 639673599), (3, 213224533), (151, 4236249), (453, 1412083), (571, 1120269), (1713, 373423), (2473, 258663), (7419, 86221)]