1333668969

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{245747}}^1$

素因数の和:245826

約数の個数: 20

約数和(自身を含む): 2022014544

約数和(自身を除く): 688345575

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 245747, 737241, 2211723, 6635169, 16465049, 19905507, 49395147, 148185441, 444556323, 1333668969]

約数ペア:

[(1, 1333668969), (3, 444556323), (9, 148185441), (27, 49395147), (67, 19905507), (81, 16465049), (201, 6635169), (603, 2211723), (1809, 737241), (5427, 245747)]