69680788

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{353}}^1\times {\mathrm{809}}^1$

素因数の和:1227

約数の個数: 24

約数和(自身を含む): 124445160

約数和(自身を除く): 54764372

約数列:

[1, 2, 4, 61, 122, 244, 353, 706, 809, 1412, 1618, 3236, 21533, 43066, 49349, 86132, 98698, 197396, 285577, 571154, 1142308, 17420197, 34840394, 69680788]

約数ペア:

[(1, 69680788), (2, 34840394), (4, 17420197), (61, 1142308), (122, 571154), (244, 285577), (353, 197396), (706, 98698), (809, 86132), (1412, 49349), (1618, 43066), (3236, 21533)]