280147776258

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{6670185149}}^1$

素因数の和:6670185161

約数の個数: 16

約数和(自身を含む): 640337774400

約数和(自身を除く): 360189998142

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 6670185149, 13340370298, 20010555447, 40021110894, 46691296043, 93382592086, 140073888129, 280147776258]

約数ペア:

[(1, 280147776258), (2, 140073888129), (3, 93382592086), (6, 46691296043), (7, 40021110894), (14, 20010555447), (21, 13340370298), (42, 6670185149)]