12456885

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:178

約数の個数: 64

約数和(自身を含む): 24330240

約数和(自身を除く): 11873355

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 43, 89, 93, 105, 129, 155, 215, 217, 267, 301, 445, 465, 623, 645, 651, 903, 1085, 1333, 1335, 1505, 1869, 2759, 3115, 3255, 3827, 3999, 4515, 6665, 8277, 9331, 9345, 11481, 13795, 19135, 19313, 19995, 26789, 27993, 41385, 46655, 57405, 57939, 80367, 96565, 118637, 133945, 139965, 289695, 355911, 401835, 593185, 830459, 1779555, 2491377, 4152295, 12456885]

約数ペア:

[(1, 12456885), (3, 4152295), (5, 2491377), (7, 1779555), (15, 830459), (21, 593185), (31, 401835), (35, 355911), (43, 289695), (89, 139965), (93, 133945), (105, 118637), (129, 96565), (155, 80367), (215, 57939), (217, 57405), (267, 46655), (301, 41385), (445, 27993), (465, 26789), (623, 19995), (645, 19313), (651, 19135), (903, 13795), (1085, 11481), (1333, 9345), (1335, 9331), (1505, 8277), (1869, 6665), (2759, 4515), (3115, 3999), (3255, 3827)]