1566144027

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{457}}^1$

素因数の和:905

約数の個数: 72

約数和(自身を含む): 2782899600

約数和(自身を除く): 1216755573

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 409, 441, 457, 931, 1197, 1227, 1371, 2793, 2863, 3199, 3681, 4113, 7771, 8379, 8589, 8683, 9597, 20041, 22393, 23313, 25767, 26049, 28791, 54397, 60123, 60781, 67179, 69939, 78147, 163191, 180369, 182343, 186913, 201537, 380779, 425467, 489573, 547029, 560739, 1142337, 1276401, 1308391, 1682217, 3427011, 3551347, 3829203, 3925173, 9158737, 10654041, 11775519, 24859429, 27476211, 31962123, 74578287, 82428633, 174016003, 223734861, 522048009, 1566144027]

約数ペア:

[(1, 1566144027), (3, 522048009), (7, 223734861), (9, 174016003), (19, 82428633), (21, 74578287), (49, 31962123), (57, 27476211), (63, 24859429), (133, 11775519), (147, 10654041), (171, 9158737), (399, 3925173), (409, 3829203), (441, 3551347), (457, 3427011), (931, 1682217), (1197, 1308391), (1227, 1276401), (1371, 1142337), (2793, 560739), (2863, 547029), (3199, 489573), (3681, 425467), (4113, 380779), (7771, 201537), (8379, 186913), (8589, 182343), (8683, 180369), (9597, 163191), (20041, 78147), (22393, 69939), (23313, 67179), (25767, 60781), (26049, 60123), (28791, 54397)]