81784747

素因数分解:

${\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:339

約数の個数: 24

約数和(自身を含む): 93538368

約数和(自身を除く): 11753621

約数列:

[1, 11, 47, 73, 121, 197, 517, 803, 2167, 3431, 5687, 8833, 9259, 14381, 23837, 37741, 101849, 158191, 415151, 675907, 1120339, 1740101, 7434977, 81784747]

約数ペア:

[(1, 81784747), (11, 7434977), (47, 1740101), (73, 1120339), (121, 675907), (197, 415151), (517, 158191), (803, 101849), (2167, 37741), (3431, 23837), (5687, 14381), (8833, 9259)]