61729857

素因数分解:

$3^4\times 7^2\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:280

約数の個数: 60

約数和(自身を含む): 109027776

約数和(自身を除く): 47297919

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 103, 147, 151, 189, 309, 441, 453, 567, 721, 927, 1057, 1323, 1359, 2163, 2781, 3171, 3969, 4077, 5047, 6489, 7399, 8343, 9513, 12231, 15141, 15553, 19467, 22197, 28539, 45423, 46659, 58401, 66591, 85617, 108871, 136269, 139977, 199773, 326613, 408807, 419931, 599319, 762097, 979839, 1259793, 2286291, 2939517, 6858873, 8818551, 20576619, 61729857]

約数ペア:

[(1, 61729857), (3, 20576619), (7, 8818551), (9, 6858873), (21, 2939517), (27, 2286291), (49, 1259793), (63, 979839), (81, 762097), (103, 599319), (147, 419931), (151, 408807), (189, 326613), (309, 199773), (441, 139977), (453, 136269), (567, 108871), (721, 85617), (927, 66591), (1057, 58401), (1323, 46659), (1359, 45423), (2163, 28539), (2781, 22197), (3171, 19467), (3969, 15553), (4077, 15141), (5047, 12231), (6489, 9513), (7399, 8343)]