121212651

素因数分解:

$3^1\times 7^1\times {\mathrm{2161}}^1\times {\mathrm{2671}}^1$

素因数の和:4842

約数の個数: 16

約数和(自身を含む): 184859648

約数和(自身を除く): 63646997

約数列:

[1, 3, 7, 21, 2161, 2671, 6483, 8013, 15127, 18697, 45381, 56091, 5772031, 17316093, 40404217, 121212651]

約数ペア:

[(1, 121212651), (3, 40404217), (7, 17316093), (21, 5772031), (2161, 56091), (2671, 45381), (6483, 18697), (8013, 15127)]