81430238

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{541}}^1$

素因数の和:812

約数の個数: 32

約数和(自身を含む): 136974240

約数和(自身を除く): 55544002

約数列:

[1, 2, 17, 19, 34, 38, 233, 323, 466, 541, 646, 1082, 3961, 4427, 7922, 8854, 9197, 10279, 18394, 20558, 75259, 126053, 150518, 174743, 252106, 349486, 2142901, 2395007, 4285802, 4790014, 40715119, 81430238]

約数ペア:

[(1, 81430238), (2, 40715119), (17, 4790014), (19, 4285802), (34, 2395007), (38, 2142901), (233, 349486), (323, 252106), (466, 174743), (541, 150518), (646, 126053), (1082, 75259), (3961, 20558), (4427, 18394), (7922, 10279), (8854, 9197)]