91720041

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{140891}}^1$

素因数の和:140932

約数の個数: 16

約数和(自身を含む): 144273408

約数和(自身を除く): 52553367

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 140891, 422673, 986237, 2958711, 4367621, 13102863, 30573347, 91720041]

約数ペア:

[(1, 91720041), (3, 30573347), (7, 13102863), (21, 4367621), (31, 2958711), (93, 986237), (217, 422673), (651, 140891)]