42788478

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{653}}^1$

素因数の和:888

約数の個数: 32

約数和(自身を含む): 87520896

約数和(自身を除く): 44732418

約数列:

[1, 2, 3, 6, 67, 134, 163, 201, 326, 402, 489, 653, 978, 1306, 1959, 3918, 10921, 21842, 32763, 43751, 65526, 87502, 106439, 131253, 212878, 262506, 319317, 638634, 7131413, 14262826, 21394239, 42788478]

約数ペア:

[(1, 42788478), (2, 21394239), (3, 14262826), (6, 7131413), (67, 638634), (134, 319317), (163, 262506), (201, 212878), (326, 131253), (402, 106439), (489, 87502), (653, 65526), (978, 43751), (1306, 32763), (1959, 21842), (3918, 10921)]