1299209998

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{225479}}^1$

素因数の和:225591

約数の個数: 16

約数和(自身を含む): 2023908480

約数和(自身を除く): 724698482

約数列:

[1, 2, 43, 67, 86, 134, 2881, 5762, 225479, 450958, 9695597, 15107093, 19391194, 30214186, 649604999, 1299209998]

約数ペア:

[(1, 1299209998), (2, 649604999), (43, 30214186), (67, 19391194), (86, 15107093), (134, 9695597), (2881, 450958), (5762, 225479)]