8013789

素因数分解:

$3^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:514

約数の個数: 32

約数和(自身を含む): 13728000

約数和(自身を除く): 5714211

約数列:

[1, 3, 7, 9, 21, 27, 63, 109, 189, 327, 389, 763, 981, 1167, 2289, 2723, 2943, 3501, 6867, 8169, 10503, 20601, 24507, 42401, 73521, 127203, 296807, 381609, 890421, 1144827, 2671263, 8013789]

約数ペア:

[(1, 8013789), (3, 2671263), (7, 1144827), (9, 890421), (21, 381609), (27, 296807), (63, 127203), (109, 73521), (189, 42401), (327, 24507), (389, 20601), (763, 10503), (981, 8169), (1167, 6867), (2289, 3501), (2723, 2943)]