69807321

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{15733}}^1$

素因数の和:15785

約数の個数: 24

約数和(自身を含む): 110452680

約数和(自身を除く): 40645359

約数列:

[1, 3, 9, 17, 29, 51, 87, 153, 261, 493, 1479, 4437, 15733, 47199, 141597, 267461, 456257, 802383, 1368771, 2407149, 4106313, 7756369, 23269107, 69807321]

約数ペア:

[(1, 69807321), (3, 23269107), (9, 7756369), (17, 4106313), (29, 2407149), (51, 1368771), (87, 802383), (153, 456257), (261, 267461), (493, 141597), (1479, 47199), (4437, 15733)]