12218619

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^2$

素因数の和:315

約数の個数: 24

約数和(自身を含む): 19360768

約数和(自身を除く): 7142149

約数列:

[1, 3, 7, 21, 31, 93, 137, 217, 411, 651, 959, 2877, 4247, 12741, 18769, 29729, 56307, 89187, 131383, 394149, 581839, 1745517, 4072873, 12218619]

約数ペア:

[(1, 12218619), (3, 4072873), (7, 1745517), (21, 581839), (31, 394149), (93, 131383), (137, 89187), (217, 56307), (411, 29729), (651, 18769), (959, 12741), (2877, 4247)]