72109869

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1783}}^1$

素因数の和:1877

約数の個数: 32

約数和(自身を含む): 111492864

約数和(自身を除く): 39382995

約数列:

[1, 3, 13, 17, 39, 51, 61, 183, 221, 663, 793, 1037, 1783, 2379, 3111, 5349, 13481, 23179, 30311, 40443, 69537, 90933, 108763, 326289, 394043, 1182129, 1413919, 1848971, 4241757, 5546913, 24036623, 72109869]

約数ペア:

[(1, 72109869), (3, 24036623), (13, 5546913), (17, 4241757), (39, 1848971), (51, 1413919), (61, 1182129), (183, 394043), (221, 326289), (663, 108763), (793, 90933), (1037, 69537), (1783, 40443), (2379, 30311), (3111, 23179), (5349, 13481)]