87953121

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:233

約数の個数: 56

約数和(自身を含む): 143541504

約数和(自身を除く): 55588383

約数列:

[1, 3, 9, 17, 27, 47, 51, 81, 141, 151, 153, 243, 423, 453, 459, 729, 799, 1269, 1359, 1377, 2397, 2567, 3807, 4077, 4131, 7097, 7191, 7701, 11421, 12231, 12393, 21291, 21573, 23103, 34263, 36693, 63873, 64719, 69309, 110079, 120649, 191619, 194157, 207927, 361947, 574857, 582471, 623781, 1085841, 1724571, 1871343, 3257523, 5173713, 9772569, 29317707, 87953121]

約数ペア:

[(1, 87953121), (3, 29317707), (9, 9772569), (17, 5173713), (27, 3257523), (47, 1871343), (51, 1724571), (81, 1085841), (141, 623781), (151, 582471), (153, 574857), (243, 361947), (423, 207927), (453, 194157), (459, 191619), (729, 120649), (799, 110079), (1269, 69309), (1359, 64719), (1377, 63873), (2397, 36693), (2567, 34263), (3807, 23103), (4077, 21573), (4131, 21291), (7097, 12393), (7191, 12231), (7701, 11421)]