28860426

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2027}}^1$

素因数の和:2155

約数の個数: 48

約数和(自身を含む): 72131904

約数和(自身を除く): 43271478

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 113, 126, 226, 339, 678, 791, 1017, 1582, 2027, 2034, 2373, 4054, 4746, 6081, 7119, 12162, 14189, 14238, 18243, 28378, 36486, 42567, 85134, 127701, 229051, 255402, 458102, 687153, 1374306, 1603357, 2061459, 3206714, 4122918, 4810071, 9620142, 14430213, 28860426]

約数ペア:

[(1, 28860426), (2, 14430213), (3, 9620142), (6, 4810071), (7, 4122918), (9, 3206714), (14, 2061459), (18, 1603357), (21, 1374306), (42, 687153), (63, 458102), (113, 255402), (126, 229051), (226, 127701), (339, 85134), (678, 42567), (791, 36486), (1017, 28378), (1582, 18243), (2027, 14238), (2034, 14189), (2373, 12162), (4054, 7119), (4746, 6081)]