1291245268

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{613}}^1\times {\mathrm{30977}}^1$

素因数の和:31611

約数の個数: 24

約数和(自身を含む): 2396581992

約数和(自身を除く): 1105336724

約数列:

[1, 2, 4, 17, 34, 68, 613, 1226, 2452, 10421, 20842, 30977, 41684, 61954, 123908, 526609, 1053218, 2106436, 18988901, 37977802, 75955604, 322811317, 645622634, 1291245268]

約数ペア:

[(1, 1291245268), (2, 645622634), (4, 322811317), (17, 75955604), (34, 37977802), (68, 18988901), (613, 2106436), (1226, 1053218), (2452, 526609), (10421, 123908), (20842, 61954), (30977, 41684)]