1388332278

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{4999}}^1$

素因数の和:5186

約数の個数: 64

約数和(自身を含む): 3192000000

約数和(自身を除く): 1803667722

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 139, 222, 278, 333, 417, 666, 834, 999, 1251, 1998, 2502, 3753, 4999, 5143, 7506, 9998, 10286, 14997, 15429, 29994, 30858, 44991, 46287, 89982, 92574, 134973, 138861, 184963, 269946, 277722, 369926, 554889, 694861, 1109778, 1389722, 1664667, 2084583, 3329334, 4169166, 4994001, 6253749, 9988002, 12507498, 18761247, 25709857, 37522494, 51419714, 77129571, 154259142, 231388713, 462777426, 694166139, 1388332278]

約数ペア:

[(1, 1388332278), (2, 694166139), (3, 462777426), (6, 231388713), (9, 154259142), (18, 77129571), (27, 51419714), (37, 37522494), (54, 25709857), (74, 18761247), (111, 12507498), (139, 9988002), (222, 6253749), (278, 4994001), (333, 4169166), (417, 3329334), (666, 2084583), (834, 1664667), (999, 1389722), (1251, 1109778), (1998, 694861), (2502, 554889), (3753, 369926), (4999, 277722), (5143, 269946), (7506, 184963), (9998, 138861), (10286, 134973), (14997, 92574), (15429, 89982), (29994, 46287), (30858, 44991)]