2157253

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:216

約数の個数: 16

約数和(自身を含む): 2580480

約数和(自身を除く): 423227

約数列:

[1, 7, 47, 79, 83, 329, 553, 581, 3713, 3901, 6557, 25991, 27307, 45899, 308179, 2157253]

約数ペア:

[(1, 2157253), (7, 308179), (47, 45899), (79, 27307), (83, 25991), (329, 6557), (553, 3901), (581, 3713)]