638898064

素因数分解:

$2^4\times 7^2\times {\mathrm{67}}^1\times {\mathrm{12163}}^1$

素因数の和:12252

約数の個数: 60

約数和(自身を含む): 1461577584

約数和(自身を除く): 822679520

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 67, 98, 112, 134, 196, 268, 392, 469, 536, 784, 938, 1072, 1876, 3283, 3752, 6566, 7504, 12163, 13132, 24326, 26264, 48652, 52528, 85141, 97304, 170282, 194608, 340564, 595987, 681128, 814921, 1191974, 1362256, 1629842, 2383948, 3259684, 4767896, 5704447, 6519368, 9535792, 11408894, 13038736, 22817788, 39931129, 45635576, 79862258, 91271152, 159724516, 319449032, 638898064]

約数ペア:

[(1, 638898064), (2, 319449032), (4, 159724516), (7, 91271152), (8, 79862258), (14, 45635576), (16, 39931129), (28, 22817788), (49, 13038736), (56, 11408894), (67, 9535792), (98, 6519368), (112, 5704447), (134, 4767896), (196, 3259684), (268, 2383948), (392, 1629842), (469, 1362256), (536, 1191974), (784, 814921), (938, 681128), (1072, 595987), (1876, 340564), (3283, 194608), (3752, 170282), (6566, 97304), (7504, 85141), (12163, 52528), (13132, 48652), (24326, 26264)]