243667216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1171477}}^1$

素因数の和:1171498

約数の個数: 20

約数和(自身を含む): 508421452

約数和(自身を除く): 264754236

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1171477, 2342954, 4685908, 9371816, 15229201, 18743632, 30458402, 60916804, 121833608, 243667216]

約数ペア:

[(1, 243667216), (2, 121833608), (4, 60916804), (8, 30458402), (13, 18743632), (16, 15229201), (26, 9371816), (52, 4685908), (104, 2342954), (208, 1171477)]