131423198

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1\times {\mathrm{4721}}^1$

素因数の和:5203

約数の個数: 16

約数和(自身を含む): 203990400

約数和(自身を除く): 72567202

約数列:

[1, 2, 31, 62, 449, 898, 4721, 9442, 13919, 27838, 146351, 292702, 2119729, 4239458, 65711599, 131423198]

約数ペア:

[(1, 131423198), (2, 65711599), (31, 4239458), (62, 2119729), (449, 292702), (898, 146351), (4721, 27838), (9442, 13919)]