26947989

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{463}}^1$

素因数の和:721

約数の個数: 24

約数和(自身を含む): 40535040

約数和(自身を除く): 13587051

約数列:

[1, 3, 9, 29, 87, 223, 261, 463, 669, 1389, 2007, 4167, 6467, 13427, 19401, 40281, 58203, 103249, 120843, 309747, 929241, 2994221, 8982663, 26947989]

約数ペア:

[(1, 26947989), (3, 8982663), (9, 2994221), (29, 929241), (87, 309747), (223, 120843), (261, 103249), (463, 58203), (669, 40281), (1389, 19401), (2007, 13427), (4167, 6467)]