81963266

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{3187}}^1$

素因数の和:3374

約数の個数: 32

約数和(自身を含む): 154248192

約数和(自身を除く): 72284926

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 167, 334, 1169, 1837, 2338, 3187, 3674, 6374, 12859, 22309, 25718, 35057, 44618, 70114, 245399, 490798, 532229, 1064458, 3725603, 5854519, 7451206, 11709038, 40981633, 81963266]

約数ペア:

[(1, 81963266), (2, 40981633), (7, 11709038), (11, 7451206), (14, 5854519), (22, 3725603), (77, 1064458), (154, 532229), (167, 490798), (334, 245399), (1169, 70114), (1837, 44618), (2338, 35057), (3187, 25718), (3674, 22309), (6374, 12859)]