1491757345

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 2087576064

約数和(自身を除く): 595818719

約数列:

[1, 5, 13, 23, 53, 65, 67, 115, 265, 281, 299, 335, 689, 871, 1219, 1405, 1495, 1541, 3445, 3551, 3653, 4355, 6095, 6463, 7705, 14893, 15847, 17755, 18265, 18827, 20033, 32315, 46163, 74465, 79235, 81673, 84019, 94135, 100165, 193609, 230815, 244751, 342539, 408365, 420095, 433021, 968045, 997831, 1061749, 1223755, 1712695, 2165105, 4453007, 4989155, 5308745, 5629273, 12971803, 22265035, 22950113, 28146365, 64859015, 114750565, 298351469, 1491757345]

約数ペア:

[(1, 1491757345), (5, 298351469), (13, 114750565), (23, 64859015), (53, 28146365), (65, 22950113), (67, 22265035), (115, 12971803), (265, 5629273), (281, 5308745), (299, 4989155), (335, 4453007), (689, 2165105), (871, 1712695), (1219, 1223755), (1405, 1061749), (1495, 997831), (1541, 968045), (3445, 433021), (3551, 420095), (3653, 408365), (4355, 342539), (6095, 244751), (6463, 230815), (7705, 193609), (14893, 100165), (15847, 94135), (17755, 84019), (18265, 81673), (18827, 79235), (20033, 74465), (32315, 46163)]