90640209

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{161569}}^1$

素因数の和:161600

約数の個数: 16

約数和(自身を含む): 139596480

約数和(自身を除く): 48956271

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 161569, 484707, 1777259, 2746673, 5331777, 8240019, 30213403, 90640209]

約数ペア:

[(1, 90640209), (3, 30213403), (11, 8240019), (17, 5331777), (33, 2746673), (51, 1777259), (187, 484707), (561, 161569)]