121291215

素因数分解:

$3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{54269}}^1$

素因数の和:54426

約数の個数: 16

約数和(自身を含む): 195372000

約数和(自身を除く): 74080785

約数列:

[1, 3, 5, 15, 149, 447, 745, 2235, 54269, 162807, 271345, 814035, 8086081, 24258243, 40430405, 121291215]

約数ペア:

[(1, 121291215), (3, 40430405), (5, 24258243), (15, 8086081), (149, 814035), (447, 271345), (745, 162807), (2235, 54269)]