1337987312

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{823}}^1$

素因数の和:1030

約数の個数: 80

約数和(自身を含む): 2832318720

約数和(自身を除く): 1494331408

約数列:

[1, 2, 4, 8, 16, 17, 34, 43, 68, 86, 136, 139, 172, 272, 278, 344, 556, 688, 731, 823, 1112, 1462, 1646, 2224, 2363, 2924, 3292, 4726, 5848, 5977, 6584, 9452, 11696, 11954, 13168, 13991, 18904, 23908, 27982, 35389, 37808, 47816, 55964, 70778, 95632, 101609, 111928, 114397, 141556, 203218, 223856, 228794, 283112, 406436, 457588, 566224, 601613, 812872, 915176, 1203226, 1625744, 1830352, 1944749, 2406452, 3889498, 4812904, 4919071, 7778996, 9625808, 9838142, 15557992, 19676284, 31115984, 39352568, 78705136, 83624207, 167248414, 334496828, 668993656, 1337987312]

約数ペア:

[(1, 1337987312), (2, 668993656), (4, 334496828), (8, 167248414), (16, 83624207), (17, 78705136), (34, 39352568), (43, 31115984), (68, 19676284), (86, 15557992), (136, 9838142), (139, 9625808), (172, 7778996), (272, 4919071), (278, 4812904), (344, 3889498), (556, 2406452), (688, 1944749), (731, 1830352), (823, 1625744), (1112, 1203226), (1462, 915176), (1646, 812872), (2224, 601613), (2363, 566224), (2924, 457588), (3292, 406436), (4726, 283112), (5848, 228794), (5977, 223856), (6584, 203218), (9452, 141556), (11696, 114397), (11954, 111928), (13168, 101609), (13991, 95632), (18904, 70778), (23908, 55964), (27982, 47816), (35389, 37808)]