27759970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{313}}^1$

素因数の和:515

約数の個数: 48

約数和(自身を含む): 58633848

約数和(自身を除く): 30873878

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 181, 245, 313, 362, 490, 626, 905, 1267, 1565, 1810, 2191, 2534, 3130, 4382, 6335, 8869, 10955, 12670, 15337, 17738, 21910, 30674, 44345, 56653, 76685, 88690, 113306, 153370, 283265, 396571, 566530, 793142, 1982855, 2775997, 3965710, 5551994, 13879985, 27759970]

約数ペア:

[(1, 27759970), (2, 13879985), (5, 5551994), (7, 3965710), (10, 2775997), (14, 1982855), (35, 793142), (49, 566530), (70, 396571), (98, 283265), (181, 153370), (245, 113306), (313, 88690), (362, 76685), (490, 56653), (626, 44345), (905, 30674), (1267, 21910), (1565, 17738), (1810, 15337), (2191, 12670), (2534, 10955), (3130, 8869), (4382, 6335)]