1690983

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:428

約数の個数: 32

約数和(自身を含む): 2995200

約数和(自身を除く): 1304217

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 389, 483, 621, 1167, 1449, 2723, 3501, 4347, 8169, 8947, 10503, 24507, 26841, 62629, 73521, 80523, 187887, 241569, 563661, 1690983]

約数ペア:

[(1, 1690983), (3, 563661), (7, 241569), (9, 187887), (21, 80523), (23, 73521), (27, 62629), (63, 26841), (69, 24507), (161, 10503), (189, 8947), (207, 8169), (389, 4347), (483, 3501), (621, 2723), (1167, 1449)]