31096689

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 49512960

約数和(自身を除く): 18416271

約数列:

[1, 3, 13, 17, 31, 39, 51, 89, 93, 221, 267, 289, 403, 527, 663, 867, 1157, 1209, 1513, 1581, 2759, 3471, 3757, 4539, 6851, 8277, 8959, 11271, 19669, 20553, 25721, 26877, 35867, 46903, 59007, 77163, 107601, 116467, 140709, 334373, 349401, 609739, 797351, 1003119, 1829217, 2392053, 10365563, 31096689]

約数ペア:

[(1, 31096689), (3, 10365563), (13, 2392053), (17, 1829217), (31, 1003119), (39, 797351), (51, 609739), (89, 349401), (93, 334373), (221, 140709), (267, 116467), (289, 107601), (403, 77163), (527, 59007), (663, 46903), (867, 35867), (1157, 26877), (1209, 25721), (1513, 20553), (1581, 19669), (2759, 11271), (3471, 8959), (3757, 8277), (4539, 6851)]