81549816

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{199877}}^1$

素因数の和:199903

約数の個数: 32

約数和(自身を含む): 215868240

約数和(自身を除く): 134318424

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 199877, 399754, 599631, 799508, 1199262, 1599016, 2398524, 3397909, 4797048, 6795818, 10193727, 13591636, 20387454, 27183272, 40774908, 81549816]

約数ペア:

[(1, 81549816), (2, 40774908), (3, 27183272), (4, 20387454), (6, 13591636), (8, 10193727), (12, 6795818), (17, 4797048), (24, 3397909), (34, 2398524), (51, 1599016), (68, 1199262), (102, 799508), (136, 599631), (204, 399754), (408, 199877)]