81965704

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{602689}}^1$

素因数の和:602712

約数の個数: 16

約数和(自身を含む): 162726300

約数和(自身を除く): 80760596

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 602689, 1205378, 2410756, 4821512, 10245713, 20491426, 40982852, 81965704]

約数ペア:

[(1, 81965704), (2, 40982852), (4, 20491426), (8, 10245713), (17, 4821512), (34, 2410756), (68, 1205378), (136, 602689)]