31160133

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 52153920

約数和(自身を除く): 20993787

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 81, 153, 171, 243, 323, 397, 459, 513, 969, 1191, 1377, 1539, 2907, 3573, 4131, 4617, 6749, 7543, 8721, 10719, 20247, 22629, 26163, 32157, 60741, 67887, 78489, 96471, 128231, 182223, 203661, 384693, 546669, 610983, 1154079, 1640007, 1832949, 3462237, 10386711, 31160133]

約数ペア:

[(1, 31160133), (3, 10386711), (9, 3462237), (17, 1832949), (19, 1640007), (27, 1154079), (51, 610983), (57, 546669), (81, 384693), (153, 203661), (171, 182223), (243, 128231), (323, 96471), (397, 78489), (459, 67887), (513, 60741), (969, 32157), (1191, 26163), (1377, 22629), (1539, 20247), (2907, 10719), (3573, 8721), (4131, 7543), (4617, 6749)]