31973193

素因数分解:

$3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{3361}}^1$

素因数の和:3525

約数の個数: 24

約数和(自身を含む): 53146496

約数和(自身を除く): 21173303

約数列:

[1, 3, 7, 9, 21, 63, 151, 453, 1057, 1359, 3171, 3361, 9513, 10083, 23527, 30249, 70581, 211743, 507511, 1522533, 3552577, 4567599, 10657731, 31973193]

約数ペア:

[(1, 31973193), (3, 10657731), (7, 4567599), (9, 3552577), (21, 1522533), (63, 507511), (151, 211743), (453, 70581), (1057, 30249), (1359, 23527), (3171, 10083), (3361, 9513)]