122471721

素因数分解:

$3^2\times {\mathrm{151}}^1\times {\mathrm{227}}^1\times {\mathrm{397}}^1$

素因数の和:781

約数の個数: 24

約数和(自身を含む): 179310144

約数和(自身を除く): 56838423

約数列:

[1, 3, 9, 151, 227, 397, 453, 681, 1191, 1359, 2043, 3573, 34277, 59947, 90119, 102831, 179841, 270357, 308493, 539523, 811071, 13607969, 40823907, 122471721]

約数ペア:

[(1, 122471721), (3, 40823907), (9, 13607969), (151, 811071), (227, 539523), (397, 308493), (453, 270357), (681, 179841), (1191, 102831), (1359, 90119), (2043, 59947), (3573, 34277)]