219709413

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{2963}}^1$

素因数の和:3094

約数の個数: 48

約数和(自身を含む): 399499776

約数和(自身を除く): 179790363

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 107, 231, 321, 693, 749, 963, 1177, 2247, 2963, 3531, 6741, 8239, 8889, 10593, 20741, 24717, 26667, 32593, 62223, 74151, 97779, 186669, 228151, 293337, 317041, 684453, 951123, 2053359, 2219287, 2853369, 3487451, 6657861, 10462353, 19973583, 24412157, 31387059, 73236471, 219709413]

約数ペア:

[(1, 219709413), (3, 73236471), (7, 31387059), (9, 24412157), (11, 19973583), (21, 10462353), (33, 6657861), (63, 3487451), (77, 2853369), (99, 2219287), (107, 2053359), (231, 951123), (321, 684453), (693, 317041), (749, 293337), (963, 228151), (1177, 186669), (2247, 97779), (2963, 74151), (3531, 62223), (6741, 32593), (8239, 26667), (8889, 24717), (10593, 20741)]