313664787

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{4357}}^1$

素因数の和:4803

約数の個数: 24

約数和(自身を含む): 478159760

約数和(自身を除く): 164494973

約数列:

[1, 3, 9, 19, 57, 171, 421, 1263, 3789, 4357, 7999, 13071, 23997, 39213, 71991, 82783, 248349, 745047, 1834297, 5502891, 16508673, 34851643, 104554929, 313664787]

約数ペア:

[(1, 313664787), (3, 104554929), (9, 34851643), (19, 16508673), (57, 5502891), (171, 1834297), (421, 745047), (1263, 248349), (3789, 82783), (4357, 71991), (7999, 39213), (13071, 23997)]