81189206

素因数分解:

$2^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{38921}}^1$

素因数の和:39079

約数の個数: 16

約数和(自身を含む): 140119200

約数和(自身を除く): 58929994

約数列:

[1, 2, 7, 14, 149, 298, 1043, 2086, 38921, 77842, 272447, 544894, 5799229, 11598458, 40594603, 81189206]

約数ペア:

[(1, 81189206), (2, 40594603), (7, 11598458), (14, 5799229), (149, 544894), (298, 272447), (1043, 77842), (2086, 38921)]