64697217

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{907}}^1$

素因数の和:1013

約数の個数: 32

約数和(自身を含む): 97628160

約数和(自身を除く): 32930943

約数列:

[1, 3, 13, 31, 39, 59, 93, 177, 403, 767, 907, 1209, 1829, 2301, 2721, 5487, 11791, 23777, 28117, 35373, 53513, 71331, 84351, 160539, 365521, 695669, 1096563, 1658903, 2087007, 4976709, 21565739, 64697217]

約数ペア:

[(1, 64697217), (3, 21565739), (13, 4976709), (31, 2087007), (39, 1658903), (59, 1096563), (93, 695669), (177, 365521), (403, 160539), (767, 84351), (907, 71331), (1209, 53513), (1829, 35373), (2301, 28117), (2721, 23777), (5487, 11791)]