1520444817

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{6907}}^1$

素因数の和:7210

約数の個数: 32

約数和(自身を含む): 2334351360

約数和(自身を除く): 813906543

約数列:

[1, 3, 9, 27, 31, 93, 263, 279, 789, 837, 2367, 6907, 7101, 8153, 20721, 24459, 62163, 73377, 186489, 214117, 220131, 642351, 1816541, 1927053, 5449623, 5781159, 16348869, 49046607, 56312771, 168938313, 506814939, 1520444817]

約数ペア:

[(1, 1520444817), (3, 506814939), (9, 168938313), (27, 56312771), (31, 49046607), (93, 16348869), (263, 5781159), (279, 5449623), (789, 1927053), (837, 1816541), (2367, 642351), (6907, 220131), (7101, 214117), (8153, 186489), (20721, 73377), (24459, 62163)]