253221885

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47287}}^1$

素因数の和:47322

約数の個数: 48

約数和(自身を含む): 531138816

約数和(自身を除く): 277916931

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 153, 255, 315, 357, 595, 765, 1071, 1785, 5355, 47287, 141861, 236435, 331009, 425583, 709305, 803879, 993027, 1655045, 2127915, 2411637, 2979081, 4019395, 4965135, 5627153, 7234911, 12058185, 14895405, 16881459, 28135765, 36174555, 50644377, 84407295, 253221885]

約数ペア:

[(1, 253221885), (3, 84407295), (5, 50644377), (7, 36174555), (9, 28135765), (15, 16881459), (17, 14895405), (21, 12058185), (35, 7234911), (45, 5627153), (51, 4965135), (63, 4019395), (85, 2979081), (105, 2411637), (119, 2127915), (153, 1655045), (255, 993027), (315, 803879), (357, 709305), (595, 425583), (765, 331009), (1071, 236435), (1785, 141861), (5355, 47287)]