13481505

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2699}}^1$

素因数の和:2750

約数の個数: 32

約数和(自身を含む): 24624000

約数和(自身を除く): 11142495

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 111, 135, 185, 333, 555, 999, 1665, 2699, 4995, 8097, 13495, 24291, 40485, 72873, 99863, 121455, 299589, 364365, 499315, 898767, 1497945, 2696301, 4493835, 13481505]

約数ペア:

[(1, 13481505), (3, 4493835), (5, 2696301), (9, 1497945), (15, 898767), (27, 499315), (37, 364365), (45, 299589), (111, 121455), (135, 99863), (185, 72873), (333, 40485), (555, 24291), (999, 13495), (1665, 8097), (2699, 4995)]