1279658536

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{367}}^1\times {\mathrm{2579}}^1$

素因数の和:2978

約数の個数: 48

約数和(自身を含む): 2606212800

約数和(自身を除く): 1326554264

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 367, 676, 734, 1352, 1468, 2579, 2936, 4771, 5158, 9542, 10316, 19084, 20632, 33527, 38168, 62023, 67054, 124046, 134108, 248092, 268216, 435851, 496184, 871702, 946493, 1743404, 1892986, 3486808, 3785972, 7571944, 12304409, 24608818, 49217636, 98435272, 159957317, 319914634, 639829268, 1279658536]

約数ペア:

[(1, 1279658536), (2, 639829268), (4, 319914634), (8, 159957317), (13, 98435272), (26, 49217636), (52, 24608818), (104, 12304409), (169, 7571944), (338, 3785972), (367, 3486808), (676, 1892986), (734, 1743404), (1352, 946493), (1468, 871702), (2579, 496184), (2936, 435851), (4771, 268216), (5158, 248092), (9542, 134108), (10316, 124046), (19084, 67054), (20632, 62023), (33527, 38168)]