204028305

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61547}}^1$

素因数の和:61585

約数の個数: 32

約数和(自身を含む): 372242304

約数和(自身を除く): 168213999

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 61547, 184641, 307735, 800111, 923205, 1046299, 2400333, 3138897, 4000555, 5231495, 12001665, 13601887, 15694485, 40805661, 68009435, 204028305]

約数ペア:

[(1, 204028305), (3, 68009435), (5, 40805661), (13, 15694485), (15, 13601887), (17, 12001665), (39, 5231495), (51, 4000555), (65, 3138897), (85, 2400333), (195, 1046299), (221, 923205), (255, 800111), (663, 307735), (1105, 184641), (3315, 61547)]