2009091711

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{137}}^1\times {\mathrm{1231}}^1$

素因数の和:1420

約数の個数: 48

約数和(自身を含む): 3109252608

約数和(自身を除く): 1100160897

約数列:

[1, 3, 11, 19, 33, 57, 137, 209, 361, 411, 627, 1083, 1231, 1507, 2603, 3693, 3971, 4521, 7809, 11913, 13541, 23389, 28633, 40623, 49457, 70167, 85899, 148371, 168647, 257279, 444391, 505941, 544027, 771837, 1333173, 1632081, 1855117, 3204293, 4888301, 5565351, 9612879, 14664903, 35247223, 60881567, 105741669, 182644701, 669697237, 2009091711]

約数ペア:

[(1, 2009091711), (3, 669697237), (11, 182644701), (19, 105741669), (33, 60881567), (57, 35247223), (137, 14664903), (209, 9612879), (361, 5565351), (411, 4888301), (627, 3204293), (1083, 1855117), (1231, 1632081), (1507, 1333173), (2603, 771837), (3693, 544027), (3971, 505941), (4521, 444391), (7809, 257279), (11913, 168647), (13541, 148371), (23389, 85899), (28633, 70167), (40623, 49457)]