858398340095

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{39805163}}^1$

素因数の和:39805414

約数の個数: 16

約数和(自身を含む): 1089069287040

約数和(自身を除く): 230670946945

約数列:

[1, 5, 19, 95, 227, 1135, 4313, 21565, 39805163, 199025815, 756298097, 3781490485, 9035772001, 45178860005, 171679668019, 858398340095]

約数ペア:

[(1, 858398340095), (5, 171679668019), (19, 45178860005), (95, 9035772001), (227, 3781490485), (1135, 756298097), (4313, 199025815), (21565, 39805163)]