80520174

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{639049}}^1$

素因数の和:639064

約数の個数: 24

約数和(自身を含む): 199383600

約数和(自身を除く): 118863426

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 639049, 1278098, 1917147, 3834294, 4473343, 5751441, 8946686, 11502882, 13420029, 26840058, 40260087, 80520174]

約数ペア:

[(1, 80520174), (2, 40260087), (3, 26840058), (6, 13420029), (7, 11502882), (9, 8946686), (14, 5751441), (18, 4473343), (21, 3834294), (42, 1917147), (63, 1278098), (126, 639049)]