72997847

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{2411}}^1$

素因数の和:2578

約数の個数: 16

約数和(自身を含む): 83879712

約数和(自身を除く): 10881865

約数列:

[1, 13, 17, 137, 221, 1781, 2329, 2411, 30277, 31343, 40987, 330307, 532831, 4293991, 5615219, 72997847]

約数ペア:

[(1, 72997847), (13, 5615219), (17, 4293991), (137, 532831), (221, 330307), (1781, 40987), (2329, 31343), (2411, 30277)]