648139002

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{15431881}}^1$

素因数の和:15431893

約数の個数: 16

約数和(自身を含む): 1481460672

約数和(自身を除く): 833321670

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 15431881, 30863762, 46295643, 92591286, 108023167, 216046334, 324069501, 648139002]

約数ペア:

[(1, 648139002), (2, 324069501), (3, 216046334), (6, 108023167), (7, 92591286), (14, 46295643), (21, 30863762), (42, 15431881)]