172740444

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{202747}}^1$

素因数の和:202825

約数の個数: 24

約数和(自身を含む): 408739968

約数和(自身を除く): 235999524

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 202747, 405494, 608241, 810988, 1216482, 2432964, 14395037, 28790074, 43185111, 57580148, 86370222, 172740444]

約数ペア:

[(1, 172740444), (2, 86370222), (3, 57580148), (4, 43185111), (6, 28790074), (12, 14395037), (71, 2432964), (142, 1216482), (213, 810988), (284, 608241), (426, 405494), (852, 202747)]