90505215

素因数分解:

$3^3\times 5^1\times {\mathrm{670409}}^1$

素因数の和:670423

約数の個数: 16

約数和(自身を含む): 160898400

約数和(自身を除く): 70393185

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 670409, 2011227, 3352045, 6033681, 10056135, 18101043, 30168405, 90505215]

約数ペア:

[(1, 90505215), (3, 30168405), (5, 18101043), (9, 10056135), (15, 6033681), (27, 3352045), (45, 2011227), (135, 670409)]