217542784851

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{203121181}}^1$

素因数の和:203121211

約数の個数: 24

約数和(自身を含む): 380242852704

約数和(自身を除く): 162700067853

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 203121181, 609363543, 1421848267, 1828090629, 3453060077, 4265544801, 10359180231, 12796634403, 24171420539, 31077540693, 72514261617, 217542784851]

約数ペア:

[(1, 217542784851), (3, 72514261617), (7, 31077540693), (9, 24171420539), (17, 12796634403), (21, 10359180231), (51, 4265544801), (63, 3453060077), (119, 1828090629), (153, 1421848267), (357, 609363543), (1071, 203121181)]