64628973

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{421}}^1\times {\mathrm{461}}^1$

素因数の和:925

約数の個数: 24

約数和(自身を含む): 96312216

約数和(自身を除く): 31683243

約数列:

[1, 3, 9, 37, 111, 333, 421, 461, 1263, 1383, 3789, 4149, 15577, 17057, 46731, 51171, 140193, 153513, 194081, 582243, 1746729, 7180997, 21542991, 64628973]

約数ペア:

[(1, 64628973), (3, 21542991), (9, 7180997), (37, 1746729), (111, 582243), (333, 194081), (421, 153513), (461, 140193), (1263, 51171), (1383, 46731), (3789, 17057), (4149, 15577)]