28857654

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{76343}}^1$

素因数の和:76361

約数の個数: 32

約数和(自身を含む): 73290240

約数和(自身を除く): 44432586

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 76343, 152686, 229029, 458058, 534401, 687087, 1068802, 1374174, 1603203, 2061261, 3206406, 4122522, 4809609, 9619218, 14428827, 28857654]

約数ペア:

[(1, 28857654), (2, 14428827), (3, 9619218), (6, 4809609), (7, 4122522), (9, 3206406), (14, 2061261), (18, 1603203), (21, 1374174), (27, 1068802), (42, 687087), (54, 534401), (63, 458058), (126, 229029), (189, 152686), (378, 76343)]