7137921

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{2251}}^1$

素因数の和:2412

約数の個数: 16

約数和(自身を含む): 10953728

約数和(自身を除く): 3815807

約数列:

[1, 3, 7, 21, 151, 453, 1057, 2251, 3171, 6753, 15757, 47271, 339901, 1019703, 2379307, 7137921]

約数ペア:

[(1, 7137921), (3, 2379307), (7, 1019703), (21, 339901), (151, 47271), (453, 15757), (1057, 6753), (2251, 3171)]