64120209

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{5009}}^1$

素因数の和:5280

約数の個数: 16

約数和(自身を含む): 90901440

約数和(自身を除く): 26781231

約数列:

[1, 3, 17, 51, 251, 753, 4267, 5009, 12801, 15027, 85153, 255459, 1257259, 3771777, 21373403, 64120209]

約数ペア:

[(1, 64120209), (3, 21373403), (17, 3771777), (51, 1257259), (251, 255459), (753, 85153), (4267, 15027), (5009, 12801)]