15679990137

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43921541}}^1$

素因数の和:43921568

約数の個数: 16

約数和(自身を含む): 25298808192

約数和(自身を除く): 9618818055

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 43921541, 131764623, 307450787, 746666197, 922352361, 2239998591, 5226663379, 15679990137]

約数ペア:

[(1, 15679990137), (3, 5226663379), (7, 2239998591), (17, 922352361), (21, 746666197), (51, 307450787), (119, 131764623), (357, 43921541)]