868763885

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{22469}}^1$

素因数の和:22541

約数の個数: 32

約数和(自身を含む): 1229558400

約数和(自身を除く): 360794515

約数列:

[1, 5, 11, 19, 37, 55, 95, 185, 209, 407, 703, 1045, 2035, 3515, 7733, 22469, 38665, 112345, 247159, 426911, 831353, 1235795, 2134555, 4156765, 4696021, 9144883, 15795707, 23480105, 45724415, 78978535, 173752777, 868763885]

約数ペア:

[(1, 868763885), (5, 173752777), (11, 78978535), (19, 45724415), (37, 23480105), (55, 15795707), (95, 9144883), (185, 4696021), (209, 4156765), (407, 2134555), (703, 1235795), (1045, 831353), (2035, 426911), (3515, 247159), (7733, 112345), (22469, 38665)]