90885969

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{16747}}^1$

素因数の和:16826

約数の個数: 20

約数和(自身を含む): 137802544

約数和(自身を除く): 46916575

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 16747, 50241, 150723, 452169, 1122049, 1356507, 3366147, 10098441, 30295323, 90885969]

約数ペア:

[(1, 90885969), (3, 30295323), (9, 10098441), (27, 3366147), (67, 1356507), (81, 1122049), (201, 452169), (603, 150723), (1809, 50241), (5427, 16747)]