28619199

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{19751}}^1$

素因数の和:19787

約数の個数: 24

約数和(自身を含む): 49300992

約数和(自身を除く): 20681793

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 19751, 59253, 138257, 177759, 414771, 454273, 1244313, 1362819, 3179911, 4088457, 9539733, 28619199]

約数ペア:

[(1, 28619199), (3, 9539733), (7, 4088457), (9, 3179911), (21, 1362819), (23, 1244313), (63, 454273), (69, 414771), (161, 177759), (207, 138257), (483, 59253), (1449, 19751)]