28243218

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1987}}^1$

素因数の和:2118

約数の個数: 32

約数和(自身を含む): 59544576

約数和(自身を除く): 31301358

約数列:

[1, 2, 3, 6, 23, 46, 69, 103, 138, 206, 309, 618, 1987, 2369, 3974, 4738, 5961, 7107, 11922, 14214, 45701, 91402, 137103, 204661, 274206, 409322, 613983, 1227966, 4707203, 9414406, 14121609, 28243218]

約数ペア:

[(1, 28243218), (2, 14121609), (3, 9414406), (6, 4707203), (23, 1227966), (46, 613983), (69, 409322), (103, 274206), (138, 204661), (206, 137103), (309, 91402), (618, 45701), (1987, 14214), (2369, 11922), (3974, 7107), (4738, 5961)]