1900989861

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{7621}}^1$

素因数の和:7781

約数の個数: 32

約数和(自身を含む): 2761481088

約数和(自身を除く): 860491227

約数列:

[1, 3, 17, 51, 67, 73, 201, 219, 1139, 1241, 3417, 3723, 4891, 7621, 14673, 22863, 83147, 129557, 249441, 388671, 510607, 556333, 1531821, 1668999, 8680319, 9457661, 26040957, 28372983, 37274311, 111822933, 633663287, 1900989861]

約数ペア:

[(1, 1900989861), (3, 633663287), (17, 111822933), (51, 37274311), (67, 28372983), (73, 26040957), (201, 9457661), (219, 8680319), (1139, 1668999), (1241, 1531821), (3417, 556333), (3723, 510607), (4891, 388671), (7621, 249441), (14673, 129557), (22863, 83147)]