28375788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:703

約数の個数: 96

約数和(自身を含む): 82833408

約数和(自身を除く): 54457620

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 31, 34, 42, 51, 62, 68, 84, 93, 102, 119, 124, 186, 204, 217, 238, 357, 372, 434, 476, 527, 641, 651, 714, 868, 1054, 1282, 1302, 1428, 1581, 1923, 2108, 2564, 2604, 3162, 3689, 3846, 4487, 6324, 7378, 7692, 8974, 10897, 11067, 13461, 14756, 17948, 19871, 21794, 22134, 26922, 32691, 39742, 43588, 44268, 53844, 59613, 65382, 76279, 79484, 119226, 130764, 139097, 152558, 228837, 238452, 278194, 305116, 337807, 417291, 457674, 556388, 675614, 834582, 915348, 1013421, 1351228, 1669164, 2026842, 2364649, 4053684, 4729298, 7093947, 9458596, 14187894, 28375788]

約数ペア:

[(1, 28375788), (2, 14187894), (3, 9458596), (4, 7093947), (6, 4729298), (7, 4053684), (12, 2364649), (14, 2026842), (17, 1669164), (21, 1351228), (28, 1013421), (31, 915348), (34, 834582), (42, 675614), (51, 556388), (62, 457674), (68, 417291), (84, 337807), (93, 305116), (102, 278194), (119, 238452), (124, 228837), (186, 152558), (204, 139097), (217, 130764), (238, 119226), (357, 79484), (372, 76279), (434, 65382), (476, 59613), (527, 53844), (641, 44268), (651, 43588), (714, 39742), (868, 32691), (1054, 26922), (1282, 22134), (1302, 21794), (1428, 19871), (1581, 17948), (1923, 14756), (2108, 13461), (2564, 11067), (2604, 10897), (3162, 8974), (3689, 7692), (3846, 7378), (4487, 6324)]