209424715

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{5981}}^1$

素因数の和:6182

約数の個数: 16

約数和(自身を含む): 258422400

約数和(自身を除く): 48997685

約数列:

[1, 5, 47, 149, 235, 745, 5981, 7003, 29905, 35015, 281107, 891169, 1405535, 4455845, 41884943, 209424715]

約数ペア:

[(1, 209424715), (5, 41884943), (47, 4455845), (149, 1405535), (235, 891169), (745, 281107), (5981, 35015), (7003, 29905)]