647479924

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{59}}^2\times {\mathrm{73}}^1$

素因数の和:222

約数の個数: 108

約数和(自身を含む): 1463721924

約数和(自身を除く): 816242000

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 59, 73, 91, 98, 118, 146, 182, 196, 236, 292, 364, 413, 511, 637, 767, 826, 949, 1022, 1274, 1534, 1652, 1898, 2044, 2548, 2891, 3068, 3481, 3577, 3796, 4307, 5369, 5782, 6643, 6962, 7154, 8614, 10738, 11564, 13286, 13924, 14308, 17228, 21476, 24367, 26572, 30149, 37583, 45253, 46501, 48734, 55991, 60298, 75166, 90506, 93002, 97468, 111982, 120596, 150332, 170569, 181012, 186004, 211043, 223964, 254113, 316771, 341138, 391937, 422086, 508226, 633542, 682276, 783874, 844172, 1016452, 1267084, 1567748, 1778791, 2217397, 2743559, 3303469, 3557582, 4434794, 5487118, 6606938, 7115164, 8869588, 10974236, 12451537, 13213876, 23124283, 24903074, 46248566, 49806148, 92497132, 161869981, 323739962, 647479924]

約数ペア:

[(1, 647479924), (2, 323739962), (4, 161869981), (7, 92497132), (13, 49806148), (14, 46248566), (26, 24903074), (28, 23124283), (49, 13213876), (52, 12451537), (59, 10974236), (73, 8869588), (91, 7115164), (98, 6606938), (118, 5487118), (146, 4434794), (182, 3557582), (196, 3303469), (236, 2743559), (292, 2217397), (364, 1778791), (413, 1567748), (511, 1267084), (637, 1016452), (767, 844172), (826, 783874), (949, 682276), (1022, 633542), (1274, 508226), (1534, 422086), (1652, 391937), (1898, 341138), (2044, 316771), (2548, 254113), (2891, 223964), (3068, 211043), (3481, 186004), (3577, 181012), (3796, 170569), (4307, 150332), (5369, 120596), (5782, 111982), (6643, 97468), (6962, 93002), (7154, 90506), (8614, 75166), (10738, 60298), (11564, 55991), (13286, 48734), (13924, 46501), (14308, 45253), (17228, 37583), (21476, 30149), (24367, 26572)]