221472135

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{83417}}^1$

素因数の和:83487

約数の個数: 24

約数和(自身を含む): 390396240

約数和(自身を除く): 168924105

約数列:

[1, 3, 5, 9, 15, 45, 59, 177, 295, 531, 885, 2655, 83417, 250251, 417085, 750753, 1251255, 3753765, 4921603, 14764809, 24608015, 44294427, 73824045, 221472135]

約数ペア:

[(1, 221472135), (3, 73824045), (5, 44294427), (9, 24608015), (15, 14764809), (45, 4921603), (59, 3753765), (177, 1251255), (295, 750753), (531, 417085), (885, 250251), (2655, 83417)]