15425205

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{251}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 26345088

約数和(自身を除く): 10919883

約数列:

[1, 3, 5, 15, 17, 51, 85, 241, 251, 255, 723, 753, 1205, 1255, 3615, 3765, 4097, 4267, 12291, 12801, 20485, 21335, 60491, 61455, 64005, 181473, 302455, 907365, 1028347, 3085041, 5141735, 15425205]

約数ペア:

[(1, 15425205), (3, 5141735), (5, 3085041), (15, 1028347), (17, 907365), (51, 302455), (85, 181473), (241, 64005), (251, 61455), (255, 60491), (723, 21335), (753, 20485), (1205, 12801), (1255, 12291), (3615, 4267), (3765, 4097)]