16159775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{809}}^1$

素因数の和:883

約数の個数: 24

約数和(自身を含む): 21695040

約数和(自身を除く): 5535265

約数列:

[1, 5, 17, 25, 47, 85, 235, 425, 799, 809, 1175, 3995, 4045, 13753, 19975, 20225, 38023, 68765, 190115, 343825, 646391, 950575, 3231955, 16159775]

約数ペア:

[(1, 16159775), (5, 3231955), (17, 950575), (25, 646391), (47, 343825), (85, 190115), (235, 68765), (425, 38023), (799, 20225), (809, 19975), (1175, 13753), (3995, 4045)]