27967856

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:466

約数の個数: 80

約数和(自身を含む): 67513536

約数和(自身を除く): 39545680

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 37, 56, 68, 74, 112, 119, 136, 148, 238, 259, 272, 296, 397, 476, 518, 592, 629, 794, 952, 1036, 1258, 1588, 1904, 2072, 2516, 2779, 3176, 4144, 4403, 5032, 5558, 6352, 6749, 8806, 10064, 11116, 13498, 14689, 17612, 22232, 26996, 29378, 35224, 44464, 47243, 53992, 58756, 70448, 94486, 102823, 107984, 117512, 188972, 205646, 235024, 249713, 377944, 411292, 499426, 755888, 822584, 998852, 1645168, 1747991, 1997704, 3495982, 3995408, 6991964, 13983928, 27967856]

約数ペア:

[(1, 27967856), (2, 13983928), (4, 6991964), (7, 3995408), (8, 3495982), (14, 1997704), (16, 1747991), (17, 1645168), (28, 998852), (34, 822584), (37, 755888), (56, 499426), (68, 411292), (74, 377944), (112, 249713), (119, 235024), (136, 205646), (148, 188972), (238, 117512), (259, 107984), (272, 102823), (296, 94486), (397, 70448), (476, 58756), (518, 53992), (592, 47243), (629, 44464), (794, 35224), (952, 29378), (1036, 26996), (1258, 22232), (1588, 17612), (1904, 14689), (2072, 13498), (2516, 11116), (2779, 10064), (3176, 8806), (4144, 6749), (4403, 6352), (5032, 5558)]