81866798

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{8053}}^1$

素因数の和:8108

約数の個数: 32

約数和(自身を含む): 146131776

約数和(自身を除く): 64264978

約数列:

[1, 2, 13, 17, 23, 26, 34, 46, 221, 299, 391, 442, 598, 782, 5083, 8053, 10166, 16106, 104689, 136901, 185219, 209378, 273802, 370438, 1779713, 2407847, 3148723, 3559426, 4815694, 6297446, 40933399, 81866798]

約数ペア:

[(1, 81866798), (2, 40933399), (13, 6297446), (17, 4815694), (23, 3559426), (26, 3148723), (34, 2407847), (46, 1779713), (221, 370438), (299, 273802), (391, 209378), (442, 185219), (598, 136901), (782, 104689), (5083, 16106), (8053, 10166)]