289363426

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{947}}^1$

素因数の和:1039

約数の個数: 64

約数和(自身を含む): 540587520

約数和(自身を除く): 251224094

約数列:

[1, 2, 11, 17, 19, 22, 34, 38, 43, 86, 187, 209, 323, 374, 418, 473, 646, 731, 817, 946, 947, 1462, 1634, 1894, 3553, 7106, 8041, 8987, 10417, 13889, 16082, 16099, 17974, 17993, 20834, 27778, 32198, 35986, 40721, 81442, 152779, 177089, 197923, 305558, 305881, 354178, 395846, 447931, 611762, 692257, 773699, 895862, 1384514, 1547398, 3364691, 6729382, 7614827, 8510689, 13152883, 15229654, 17021378, 26305766, 144681713, 289363426]

約数ペア:

[(1, 289363426), (2, 144681713), (11, 26305766), (17, 17021378), (19, 15229654), (22, 13152883), (34, 8510689), (38, 7614827), (43, 6729382), (86, 3364691), (187, 1547398), (209, 1384514), (323, 895862), (374, 773699), (418, 692257), (473, 611762), (646, 447931), (731, 395846), (817, 354178), (946, 305881), (947, 305558), (1462, 197923), (1634, 177089), (1894, 152779), (3553, 81442), (7106, 40721), (8041, 35986), (8987, 32198), (10417, 27778), (13889, 20834), (16082, 17993), (16099, 17974)]