4972989

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7639}}^1$

素因数の和:7680

約数の個数: 16

約数和(自身を含む): 7823360

約数和(自身を除く): 2850371

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 7639, 22917, 53473, 160419, 236809, 710427, 1657663, 4972989]

約数ペア:

[(1, 4972989), (3, 1657663), (7, 710427), (21, 236809), (31, 160419), (93, 53473), (217, 22917), (651, 7639)]