7859943

素因数分解:

$3^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{457}}^1$

素因数の和:493

約数の個数: 48

約数和(自身を含む): 14619360

約数和(自身を除く): 6759417

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 63, 91, 117, 147, 189, 273, 351, 441, 457, 637, 819, 1323, 1371, 1911, 2457, 3199, 4113, 5733, 5941, 9597, 12339, 17199, 17823, 22393, 28791, 41587, 53469, 67179, 86373, 124761, 160407, 201537, 291109, 374283, 604611, 873327, 1122849, 2619981, 7859943]

約数ペア:

[(1, 7859943), (3, 2619981), (7, 1122849), (9, 873327), (13, 604611), (21, 374283), (27, 291109), (39, 201537), (49, 160407), (63, 124761), (91, 86373), (117, 67179), (147, 53469), (189, 41587), (273, 28791), (351, 22393), (441, 17823), (457, 17199), (637, 12339), (819, 9597), (1323, 5941), (1371, 5733), (1911, 4113), (2457, 3199)]