257721167185

素因数分解:

$5^1\times {\mathrm{461}}^1\times {\mathrm{479}}^1\times {\mathrm{233423}}^1$

素因数の和:234368

約数の個数: 16

約数和(自身を含む): 310584637440

約数和(自身を除く): 52863470255

約数列:

[1, 5, 461, 479, 2305, 2395, 220819, 233423, 1104095, 1167115, 107608003, 111809617, 538040015, 559048085, 51544233437, 257721167185]

約数ペア:

[(1, 257721167185), (5, 51544233437), (461, 559048085), (479, 538040015), (2305, 111809617), (2395, 107608003), (220819, 1167115), (233423, 1104095)]