25133823

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{331}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 43505280

約数和(自身を除く): 18371457

約数列:

[1, 3, 9, 11, 13, 33, 39, 59, 99, 117, 143, 177, 331, 429, 531, 649, 767, 993, 1287, 1947, 2301, 2979, 3641, 4303, 5841, 6903, 8437, 10923, 12909, 19529, 25311, 32769, 38727, 47333, 58587, 75933, 141999, 175761, 214819, 253877, 425997, 644457, 761631, 1933371, 2284893, 2792647, 8377941, 25133823]

約数ペア:

[(1, 25133823), (3, 8377941), (9, 2792647), (11, 2284893), (13, 1933371), (33, 761631), (39, 644457), (59, 425997), (99, 253877), (117, 214819), (143, 175761), (177, 141999), (331, 75933), (429, 58587), (531, 47333), (649, 38727), (767, 32769), (993, 25311), (1287, 19529), (1947, 12909), (2301, 10923), (2979, 8437), (3641, 6903), (4303, 5841)]