28608734

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 57480192

約数和(自身を除く): 28871458

約数列:

[1, 2, 7, 11, 14, 22, 23, 41, 46, 77, 82, 154, 161, 197, 253, 287, 322, 394, 451, 506, 574, 902, 943, 1379, 1771, 1886, 2167, 2758, 3157, 3542, 4334, 4531, 6314, 6601, 8077, 9062, 10373, 13202, 15169, 16154, 20746, 30338, 31717, 49841, 56539, 63434, 72611, 88847, 99682, 113078, 145222, 177694, 185771, 348887, 371542, 621929, 697774, 1243858, 1300397, 2043481, 2600794, 4086962, 14304367, 28608734]

約数ペア:

[(1, 28608734), (2, 14304367), (7, 4086962), (11, 2600794), (14, 2043481), (22, 1300397), (23, 1243858), (41, 697774), (46, 621929), (77, 371542), (82, 348887), (154, 185771), (161, 177694), (197, 145222), (253, 113078), (287, 99682), (322, 88847), (394, 72611), (451, 63434), (506, 56539), (574, 49841), (902, 31717), (943, 30338), (1379, 20746), (1771, 16154), (1886, 15169), (2167, 13202), (2758, 10373), (3157, 9062), (3542, 8077), (4334, 6601), (4531, 6314)]