263121672

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{1913}}^1$

素因数の和:2454

約数の個数: 64

約数和(自身を含む): 719357760

約数和(自身を除く): 456236088

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 521, 1042, 1563, 1913, 2084, 3126, 3826, 4168, 5731, 5739, 6252, 7652, 11462, 11478, 12504, 15304, 17193, 21043, 22924, 22956, 34386, 42086, 45848, 45912, 63129, 68772, 84172, 126258, 137544, 168344, 252516, 505032, 996673, 1993346, 2990019, 3986692, 5980038, 7973384, 10963403, 11960076, 21926806, 23920152, 32890209, 43853612, 65780418, 87707224, 131560836, 263121672]

約数ペア:

[(1, 263121672), (2, 131560836), (3, 87707224), (4, 65780418), (6, 43853612), (8, 32890209), (11, 23920152), (12, 21926806), (22, 11960076), (24, 10963403), (33, 7973384), (44, 5980038), (66, 3986692), (88, 2990019), (132, 1993346), (264, 996673), (521, 505032), (1042, 252516), (1563, 168344), (1913, 137544), (2084, 126258), (3126, 84172), (3826, 68772), (4168, 63129), (5731, 45912), (5739, 45848), (6252, 42086), (7652, 34386), (11462, 22956), (11478, 22924), (12504, 21043), (15304, 17193)]