1213818508

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{433}}^1\times {\mathrm{1889}}^1$

素因数の和:2386

約数の個数: 48

約数和(自身を含む): 2480466240

約数和(自身を除く): 1266647732

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 433, 742, 866, 1484, 1732, 1889, 3031, 3778, 6062, 7556, 12124, 13223, 22949, 26446, 45898, 52892, 91796, 100117, 160643, 200234, 321286, 400468, 642572, 700819, 817937, 1401638, 1635874, 2803276, 3271748, 5725559, 11451118, 22902236, 43350661, 86701322, 173402644, 303454627, 606909254, 1213818508]

約数ペア:

[(1, 1213818508), (2, 606909254), (4, 303454627), (7, 173402644), (14, 86701322), (28, 43350661), (53, 22902236), (106, 11451118), (212, 5725559), (371, 3271748), (433, 2803276), (742, 1635874), (866, 1401638), (1484, 817937), (1732, 700819), (1889, 642572), (3031, 400468), (3778, 321286), (6062, 200234), (7556, 160643), (12124, 100117), (13223, 91796), (22949, 52892), (26446, 45898)]