172718282

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{77731}}^1$

素因数の和:77845

約数の個数: 16

約数和(自身を含む): 285431904

約数和(自身を除く): 112713622

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 77731, 155462, 855041, 1710082, 7850831, 15701662, 86359141, 172718282]

約数ペア:

[(1, 172718282), (2, 86359141), (11, 15701662), (22, 7850831), (101, 1710082), (202, 855041), (1111, 155462), (2222, 77731)]