81796764

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{4943}}^1$

素因数の和:5154

約数の個数: 48

約数和(自身を含む): 219276288

約数和(自身を除く): 137479524

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 197, 394, 591, 788, 1182, 1379, 2364, 2758, 4137, 4943, 5516, 8274, 9886, 14829, 16548, 19772, 29658, 34601, 59316, 69202, 103803, 138404, 207606, 415212, 973771, 1947542, 2921313, 3895084, 5842626, 6816397, 11685252, 13632794, 20449191, 27265588, 40898382, 81796764]

約数ペア:

[(1, 81796764), (2, 40898382), (3, 27265588), (4, 20449191), (6, 13632794), (7, 11685252), (12, 6816397), (14, 5842626), (21, 3895084), (28, 2921313), (42, 1947542), (84, 973771), (197, 415212), (394, 207606), (591, 138404), (788, 103803), (1182, 69202), (1379, 59316), (2364, 34601), (2758, 29658), (4137, 19772), (4943, 16548), (5516, 14829), (8274, 9886)]