81646292

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{224303}}^1$

素因数の和:224327

約数の個数: 24

約数和(自身を含む): 175854336

約数和(自身を除く): 94208044

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 224303, 448606, 897212, 1570121, 2915939, 3140242, 5831878, 6280484, 11663756, 20411573, 40823146, 81646292]

約数ペア:

[(1, 81646292), (2, 40823146), (4, 20411573), (7, 11663756), (13, 6280484), (14, 5831878), (26, 3140242), (28, 2915939), (52, 1570121), (91, 897212), (182, 448606), (364, 224303)]