13240435

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 18385920

約数和(自身を除く): 5145485

約数列:

[1, 5, 13, 19, 65, 71, 95, 151, 247, 355, 755, 923, 1235, 1349, 1963, 2869, 4615, 6745, 9815, 10721, 14345, 17537, 37297, 53605, 87685, 139373, 186485, 203699, 696865, 1018495, 2648087, 13240435]

約数ペア:

[(1, 13240435), (5, 2648087), (13, 1018495), (19, 696865), (65, 203699), (71, 186485), (95, 139373), (151, 87685), (247, 53605), (355, 37297), (755, 17537), (923, 14345), (1235, 10721), (1349, 9815), (1963, 6745), (2869, 4615)]