28939218

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{62639}}^1$

素因数の和:62662

約数の個数: 32

約数和(自身を含む): 72161280

約数和(自身を除く): 43222062

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 62639, 125278, 187917, 375834, 438473, 689029, 876946, 1315419, 1378058, 2067087, 2630838, 4134174, 4823203, 9646406, 14469609, 28939218]

約数ペア:

[(1, 28939218), (2, 14469609), (3, 9646406), (6, 4823203), (7, 4134174), (11, 2630838), (14, 2067087), (21, 1378058), (22, 1315419), (33, 876946), (42, 689029), (66, 438473), (77, 375834), (154, 187917), (231, 125278), (462, 62639)]