81710706

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1187}}^1$

素因数の和:1359

約数の個数: 64

約数和(自身を含む): 205286400

約数和(自身を除く): 123575694

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 149, 154, 231, 298, 447, 462, 894, 1043, 1187, 1639, 2086, 2374, 3129, 3278, 3561, 4917, 6258, 7122, 8309, 9834, 11473, 13057, 16618, 22946, 24927, 26114, 34419, 39171, 49854, 68838, 78342, 91399, 176863, 182798, 274197, 353726, 530589, 548394, 1061178, 1238041, 1945493, 2476082, 3714123, 3890986, 5836479, 7428246, 11672958, 13618451, 27236902, 40855353, 81710706]

約数ペア:

[(1, 81710706), (2, 40855353), (3, 27236902), (6, 13618451), (7, 11672958), (11, 7428246), (14, 5836479), (21, 3890986), (22, 3714123), (33, 2476082), (42, 1945493), (66, 1238041), (77, 1061178), (149, 548394), (154, 530589), (231, 353726), (298, 274197), (447, 182798), (462, 176863), (894, 91399), (1043, 78342), (1187, 68838), (1639, 49854), (2086, 39171), (2374, 34419), (3129, 26114), (3278, 24927), (3561, 22946), (4917, 16618), (6258, 13057), (7122, 11473), (8309, 9834)]