204039855

素因数分解:

$3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{30431}}^1$

素因数の和:30591

約数の個数: 24

約数和(自身を含む): 356054400

約数和(自身を除く): 152014545

約数列:

[1, 3, 5, 9, 15, 45, 149, 447, 745, 1341, 2235, 6705, 30431, 91293, 152155, 273879, 456465, 1369395, 4534219, 13602657, 22671095, 40807971, 68013285, 204039855]

約数ペア:

[(1, 204039855), (3, 68013285), (5, 40807971), (9, 22671095), (15, 13602657), (45, 4534219), (149, 1369395), (447, 456465), (745, 273879), (1341, 152155), (2235, 91293), (6705, 30431)]