1961943

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:286

約数の個数: 16

約数和(自身を含む): 2714112

約数和(自身を除く): 752169

約数列:

[1, 3, 61, 71, 151, 183, 213, 453, 4331, 9211, 10721, 12993, 27633, 32163, 653981, 1961943]

約数ペア:

[(1, 1961943), (3, 653981), (61, 32163), (71, 27633), (151, 12993), (183, 10721), (213, 9211), (453, 4331)]