64977829

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 81985536

約数和(自身を除く): 17007707

約数列:

[1, 7, 23, 31, 47, 161, 217, 277, 329, 713, 1081, 1457, 1939, 4991, 6371, 7567, 8587, 10199, 13019, 33511, 44597, 60109, 91133, 197501, 234577, 299437, 403589, 1382507, 2096059, 2825123, 9282547, 64977829]

約数ペア:

[(1, 64977829), (7, 9282547), (23, 2825123), (31, 2096059), (47, 1382507), (161, 403589), (217, 299437), (277, 234577), (329, 197501), (713, 91133), (1081, 60109), (1457, 44597), (1939, 33511), (4991, 13019), (6371, 10199), (7567, 8587)]