13157872

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1291}}^1$

素因数の和:1326

約数の個数: 60

約数和(自身を含む): 31961496

約数和(自身を除く): 18803624

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 364, 392, 637, 728, 784, 1274, 1291, 1456, 2548, 2582, 5096, 5164, 9037, 10192, 10328, 16783, 18074, 20656, 33566, 36148, 63259, 67132, 72296, 117481, 126518, 134264, 144592, 234962, 253036, 268528, 469924, 506072, 822367, 939848, 1012144, 1644734, 1879696, 3289468, 6578936, 13157872]

約数ペア:

[(1, 13157872), (2, 6578936), (4, 3289468), (7, 1879696), (8, 1644734), (13, 1012144), (14, 939848), (16, 822367), (26, 506072), (28, 469924), (49, 268528), (52, 253036), (56, 234962), (91, 144592), (98, 134264), (104, 126518), (112, 117481), (182, 72296), (196, 67132), (208, 63259), (364, 36148), (392, 33566), (637, 20656), (728, 18074), (784, 16783), (1274, 10328), (1291, 10192), (1456, 9037), (2548, 5164), (2582, 5096)]