25379421

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1$

素因数の和:377

約数の個数: 32

約数和(自身を含む): 37601280

約数和(自身を除く): 12221859

約数列:

[1, 3, 19, 31, 53, 57, 93, 159, 271, 589, 813, 1007, 1643, 1767, 3021, 4929, 5149, 8401, 14363, 15447, 25203, 31217, 43089, 93651, 159619, 272897, 445253, 478857, 818691, 1335759, 8459807, 25379421]

約数ペア:

[(1, 25379421), (3, 8459807), (19, 1335759), (31, 818691), (53, 478857), (57, 445253), (93, 272897), (159, 159619), (271, 93651), (589, 43089), (813, 31217), (1007, 25203), (1643, 15447), (1767, 14363), (3021, 8401), (4929, 5149)]