64657551

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{467}}^1$

素因数の和:843

約数の個数: 32

約数和(自身を含む): 104232960

約数和(自身を除く): 39575409

約数列:

[1, 3, 7, 19, 21, 57, 133, 347, 399, 467, 1041, 1401, 2429, 3269, 6593, 7287, 8873, 9807, 19779, 26619, 46151, 62111, 138453, 162049, 186333, 486147, 1134343, 3078931, 3403029, 9236793, 21552517, 64657551]

約数ペア:

[(1, 64657551), (3, 21552517), (7, 9236793), (19, 3403029), (21, 3078931), (57, 1134343), (133, 486147), (347, 186333), (399, 162049), (467, 138453), (1041, 62111), (1401, 46151), (2429, 26619), (3269, 19779), (6593, 9807), (7287, 8873)]