505778894

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{401}}^1$

素因数の和:692

約数の個数: 32

約数和(自身を含む): 790344864

約数和(自身を除く): 284565970

約数列:

[1, 2, 53, 73, 106, 146, 163, 326, 401, 802, 3869, 7738, 8639, 11899, 17278, 21253, 23798, 29273, 42506, 58546, 65363, 130726, 630647, 1261294, 1551469, 3102938, 3464239, 4771499, 6928478, 9542998, 252889447, 505778894]

約数ペア:

[(1, 505778894), (2, 252889447), (53, 9542998), (73, 6928478), (106, 4771499), (146, 3464239), (163, 3102938), (326, 1551469), (401, 1261294), (802, 630647), (3869, 130726), (7738, 65363), (8639, 58546), (11899, 42506), (17278, 29273), (21253, 23798)]