2151824259

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{457}}^1\times {\mathrm{769}}^1$

素因数の和:1399

約数の個数: 32

約数和(自身を含む): 3120335680

約数和(自身を除く): 968511421

約数列:

[1, 3, 13, 39, 157, 457, 471, 769, 1371, 2041, 2307, 5941, 6123, 9997, 17823, 29991, 71749, 120733, 215247, 351433, 362199, 932737, 1054299, 1569529, 2798211, 4568629, 4708587, 13705887, 55174981, 165524943, 717274753, 2151824259]

約数ペア:

[(1, 2151824259), (3, 717274753), (13, 165524943), (39, 55174981), (157, 13705887), (457, 4708587), (471, 4568629), (769, 2798211), (1371, 1569529), (2041, 1054299), (2307, 932737), (5941, 362199), (6123, 351433), (9997, 215247), (17823, 120733), (29991, 71749)]