77138518

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{28591}}^1$

素因数の和:28683

約数の個数: 16

約数和(自身を含む): 123517440

約数和(自身を除く): 46378922

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 28591, 57182, 543229, 1086458, 2029961, 4059922, 38569259, 77138518]

約数ペア:

[(1, 77138518), (2, 38569259), (19, 4059922), (38, 2029961), (71, 1086458), (142, 543229), (1349, 57182), (2698, 28591)]