81287586

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{237683}}^1$

素因数の和:237710

約数の個数: 24

約数和(自身を含む): 185393520

約数和(自身を除く): 104105934

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 237683, 475366, 713049, 1426098, 2139147, 4278294, 4515977, 9031954, 13547931, 27095862, 40643793, 81287586]

約数ペア:

[(1, 81287586), (2, 40643793), (3, 27095862), (6, 13547931), (9, 9031954), (18, 4515977), (19, 4278294), (38, 2139147), (57, 1426098), (114, 713049), (171, 475366), (342, 237683)]