1331193808

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1\times {\mathrm{1229}}^1$

素因数の和:1772

約数の個数: 80

約数和(自身を含む): 3111408000

約数和(自身を除く): 1780214192

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 509, 532, 1018, 1064, 1229, 2036, 2128, 2458, 3563, 4072, 4916, 7126, 8144, 8603, 9671, 9832, 14252, 17206, 19342, 19664, 23351, 28504, 34412, 38684, 46702, 57008, 67697, 68824, 77368, 93404, 135394, 137648, 154736, 163457, 186808, 270788, 326914, 373616, 541576, 625561, 653828, 1083152, 1251122, 1307656, 2502244, 2615312, 4378927, 5004488, 8757854, 10008976, 11885659, 17515708, 23771318, 35031416, 47542636, 70062832, 83199613, 95085272, 166399226, 190170544, 332798452, 665596904, 1331193808]

約数ペア:

[(1, 1331193808), (2, 665596904), (4, 332798452), (7, 190170544), (8, 166399226), (14, 95085272), (16, 83199613), (19, 70062832), (28, 47542636), (38, 35031416), (56, 23771318), (76, 17515708), (112, 11885659), (133, 10008976), (152, 8757854), (266, 5004488), (304, 4378927), (509, 2615312), (532, 2502244), (1018, 1307656), (1064, 1251122), (1229, 1083152), (2036, 653828), (2128, 625561), (2458, 541576), (3563, 373616), (4072, 326914), (4916, 270788), (7126, 186808), (8144, 163457), (8603, 154736), (9671, 137648), (9832, 135394), (14252, 93404), (17206, 77368), (19342, 68824), (19664, 67697), (23351, 57008), (28504, 46702), (34412, 38684)]