81639196212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{971895193}}^1$

素因数の和:971895207

約数の個数: 24

約数和(自身を含む): 217704523456

約数和(自身を除く): 136065327244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 971895193, 1943790386, 2915685579, 3887580772, 5831371158, 6803266351, 11662742316, 13606532702, 20409799053, 27213065404, 40819598106, 81639196212]

約数ペア:

[(1, 81639196212), (2, 40819598106), (3, 27213065404), (4, 20409799053), (6, 13606532702), (7, 11662742316), (12, 6803266351), (14, 5831371158), (21, 3887580772), (28, 2915685579), (42, 1943790386), (84, 971895193)]