2017655997

素因数分解:

$3^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{41719}}^1$

素因数の和:41790

約数の個数: 32

約数和(自身を含む): 3204096000

約数和(自身を除く): 1186440003

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 343, 987, 1029, 2303, 6909, 16121, 41719, 48363, 125157, 292033, 876099, 1960793, 2044231, 5882379, 6132693, 13725551, 14309617, 41176653, 42928851, 96078857, 288236571, 672551999, 2017655997]

約数ペア:

[(1, 2017655997), (3, 672551999), (7, 288236571), (21, 96078857), (47, 42928851), (49, 41176653), (141, 14309617), (147, 13725551), (329, 6132693), (343, 5882379), (987, 2044231), (1029, 1960793), (2303, 876099), (6909, 292033), (16121, 125157), (41719, 48363)]