2013997783

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{63499}}^1$

素因数の和:63726

約数の個数: 16

約数和(自身を含む): 2414016000

約数和(自身を除く): 400018217

約数列:

[1, 7, 23, 161, 197, 1379, 4531, 31717, 63499, 444493, 1460477, 10223339, 12509303, 87565121, 287713969, 2013997783]

約数ペア:

[(1, 2013997783), (7, 287713969), (23, 87565121), (161, 12509303), (197, 10223339), (1379, 1460477), (4531, 444493), (31717, 63499)]