211732976

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4691}}^1$

素因数の和:4750

約数の個数: 80

約数和(自身を含む): 521299968

約数和(自身を除く): 309566992

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 728, 806, 868, 1456, 1612, 1736, 2821, 3224, 3472, 4691, 5642, 6448, 9382, 11284, 18764, 22568, 32837, 37528, 45136, 60983, 65674, 75056, 121966, 131348, 145421, 243932, 262696, 290842, 426881, 487864, 525392, 581684, 853762, 975728, 1017947, 1163368, 1707524, 1890473, 2035894, 2326736, 3415048, 3780946, 4071788, 6830096, 7561892, 8143576, 13233311, 15123784, 16287152, 26466622, 30247568, 52933244, 105866488, 211732976]

約数ペア:

[(1, 211732976), (2, 105866488), (4, 52933244), (7, 30247568), (8, 26466622), (13, 16287152), (14, 15123784), (16, 13233311), (26, 8143576), (28, 7561892), (31, 6830096), (52, 4071788), (56, 3780946), (62, 3415048), (91, 2326736), (104, 2035894), (112, 1890473), (124, 1707524), (182, 1163368), (208, 1017947), (217, 975728), (248, 853762), (364, 581684), (403, 525392), (434, 487864), (496, 426881), (728, 290842), (806, 262696), (868, 243932), (1456, 145421), (1612, 131348), (1736, 121966), (2821, 75056), (3224, 65674), (3472, 60983), (4691, 45136), (5642, 37528), (6448, 32837), (9382, 22568), (11284, 18764)]