90471309663

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{226745137}}^1$

素因数の和:226745166

約数の個数: 16

約数和(自身を含む): 145116888320

約数和(自身を除く): 54645578657

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 226745137, 680235411, 1587215959, 4308157603, 4761647877, 12924472809, 30157103221, 90471309663]

約数ペア:

[(1, 90471309663), (3, 30157103221), (7, 12924472809), (19, 4761647877), (21, 4308157603), (57, 1587215959), (133, 680235411), (399, 226745137)]