201605895

素因数分解:

$3^3\times 5^1\times {\mathrm{1493377}}^1$

素因数の和:1493391

約数の個数: 16

約数和(自身を含む): 358410720

約数和(自身を除く): 156804825

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1493377, 4480131, 7466885, 13440393, 22400655, 40321179, 67201965, 201605895]

約数ペア:

[(1, 201605895), (3, 67201965), (5, 40321179), (9, 22400655), (15, 13440393), (27, 7466885), (45, 4480131), (135, 1493377)]