331380495

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{72911}}^1$

素因数の和:73023

約数の個数: 24

約数和(自身を含む): 580087872

約数和(自身を除く): 248707377

約数列:

[1, 3, 5, 9, 15, 45, 101, 303, 505, 909, 1515, 4545, 72911, 218733, 364555, 656199, 1093665, 3280995, 7364011, 22092033, 36820055, 66276099, 110460165, 331380495]

約数ペア:

[(1, 331380495), (3, 110460165), (5, 66276099), (9, 36820055), (15, 22092033), (45, 7364011), (101, 3280995), (303, 1093665), (505, 656199), (909, 364555), (1515, 218733), (4545, 72911)]