28697028

素因数分解:

$2^2\times 3^1\times {\mathrm{113}}^1\times {\mathrm{21163}}^1$

素因数の和:21283

約数の個数: 24

約数和(自身を含む): 67555488

約数和(自身を除く): 38858460

約数列:

[1, 2, 3, 4, 6, 12, 113, 226, 339, 452, 678, 1356, 21163, 42326, 63489, 84652, 126978, 253956, 2391419, 4782838, 7174257, 9565676, 14348514, 28697028]

約数ペア:

[(1, 28697028), (2, 14348514), (3, 9565676), (4, 7174257), (6, 4782838), (12, 2391419), (113, 253956), (226, 126978), (339, 84652), (452, 63489), (678, 42326), (1356, 21163)]