31664061

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 56448000

約数和(自身を除く): 24783939

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 59, 99, 117, 139, 143, 177, 297, 351, 417, 429, 531, 649, 767, 1251, 1287, 1529, 1593, 1807, 1947, 2301, 3753, 3861, 4587, 5421, 5841, 6903, 8201, 8437, 13761, 16263, 17523, 19877, 20709, 24603, 25311, 41283, 48789, 59631, 73809, 75933, 90211, 106613, 178893, 221427, 227799, 270633, 319839, 536679, 811899, 959517, 1172743, 2435697, 2878551, 3518229, 10554687, 31664061]

約数ペア:

[(1, 31664061), (3, 10554687), (9, 3518229), (11, 2878551), (13, 2435697), (27, 1172743), (33, 959517), (39, 811899), (59, 536679), (99, 319839), (117, 270633), (139, 227799), (143, 221427), (177, 178893), (297, 106613), (351, 90211), (417, 75933), (429, 73809), (531, 59631), (649, 48789), (767, 41283), (1251, 25311), (1287, 24603), (1529, 20709), (1593, 19877), (1807, 17523), (1947, 16263), (2301, 13761), (3753, 8437), (3861, 8201), (4587, 6903), (5421, 5841)]