691663812

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{509}}^1\times {\mathrm{2311}}^1$

素因数の和:2841

約数の個数: 72

約数和(自身を含む): 1881875520

約数和(自身を除く): 1190211708

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 509, 588, 1018, 1527, 2036, 2311, 3054, 3563, 4622, 6108, 6933, 7126, 9244, 10689, 13866, 14252, 16177, 21378, 24941, 27732, 32354, 42756, 48531, 49882, 64708, 74823, 97062, 99764, 113239, 149646, 194124, 226478, 299292, 339717, 452956, 679434, 1176299, 1358868, 2352598, 3528897, 4705196, 7057794, 8234093, 14115588, 16468186, 24702279, 32936372, 49404558, 57638651, 98809116, 115277302, 172915953, 230554604, 345831906, 691663812]

約数ペア:

[(1, 691663812), (2, 345831906), (3, 230554604), (4, 172915953), (6, 115277302), (7, 98809116), (12, 57638651), (14, 49404558), (21, 32936372), (28, 24702279), (42, 16468186), (49, 14115588), (84, 8234093), (98, 7057794), (147, 4705196), (196, 3528897), (294, 2352598), (509, 1358868), (588, 1176299), (1018, 679434), (1527, 452956), (2036, 339717), (2311, 299292), (3054, 226478), (3563, 194124), (4622, 149646), (6108, 113239), (6933, 99764), (7126, 97062), (9244, 74823), (10689, 64708), (13866, 49882), (14252, 48531), (16177, 42756), (21378, 32354), (24941, 27732)]