215792181

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{5153}}^1$

素因数の和:5223

約数の個数: 40

約数和(自身を含む): 359213184

約数和(自身を除く): 143421003

約数列:

[1, 3, 9, 11, 27, 33, 47, 81, 99, 141, 297, 423, 517, 891, 1269, 1551, 3807, 4653, 5153, 13959, 15459, 41877, 46377, 56683, 139131, 170049, 242191, 417393, 510147, 726573, 1530441, 2179719, 2664101, 4591323, 6539157, 7992303, 19617471, 23976909, 71930727, 215792181]

約数ペア:

[(1, 215792181), (3, 71930727), (9, 23976909), (11, 19617471), (27, 7992303), (33, 6539157), (47, 4591323), (81, 2664101), (99, 2179719), (141, 1530441), (297, 726573), (423, 510147), (517, 417393), (891, 242191), (1269, 170049), (1551, 139131), (3807, 56683), (4653, 46377), (5153, 41877), (13959, 15459)]