221844454

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{54347}}^1$

素因数の和:54519

約数の個数: 16

約数和(自身を含む): 360653328

約数和(自身を除く): 138808874

約数列:

[1, 2, 13, 26, 157, 314, 2041, 4082, 54347, 108694, 706511, 1413022, 8532479, 17064958, 110922227, 221844454]

約数ペア:

[(1, 221844454), (2, 110922227), (13, 17064958), (26, 8532479), (157, 1413022), (314, 706511), (2041, 108694), (4082, 54347)]