81914521

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{1949}}^1$

素因数の和:2076

約数の個数: 16

約数和(自身を含む): 91400400

約数和(自身を除く): 9485879

約数列:

[1, 13, 53, 61, 689, 793, 1949, 3233, 25337, 42029, 103297, 118889, 1342861, 1545557, 6301117, 81914521]

約数ペア:

[(1, 81914521), (13, 6301117), (53, 1545557), (61, 1342861), (689, 118889), (793, 103297), (1949, 42029), (3233, 25337)]