40199481

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{22003}}^1$

素因数の和:22045

約数の個数: 24

約数和(自身を含む): 68652480

約数和(自身を除く): 28452999

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 22003, 66009, 154021, 198027, 462063, 638087, 1386189, 1914261, 4466609, 5742783, 13399827, 40199481]

約数ペア:

[(1, 40199481), (3, 13399827), (7, 5742783), (9, 4466609), (21, 1914261), (29, 1386189), (63, 638087), (87, 462063), (203, 198027), (261, 154021), (609, 66009), (1827, 22003)]