25517895

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1223}}^1$

素因数の和:1351

約数の個数: 32

約数和(自身を含む): 44416512

約数和(自身を除く): 18898617

約数列:

[1, 3, 5, 13, 15, 39, 65, 107, 195, 321, 535, 1223, 1391, 1605, 3669, 4173, 6115, 6955, 15899, 18345, 20865, 47697, 79495, 130861, 238485, 392583, 654305, 1701193, 1962915, 5103579, 8505965, 25517895]

約数ペア:

[(1, 25517895), (3, 8505965), (5, 5103579), (13, 1962915), (15, 1701193), (39, 654305), (65, 392583), (107, 238485), (195, 130861), (321, 79495), (535, 47697), (1223, 20865), (1391, 18345), (1605, 15899), (3669, 6955), (4173, 6115)]