28028914

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:298

約数の個数: 32

約数和(自身を含む): 45777600

約数和(自身を除く): 17748686

約数列:

[1, 2, 19, 38, 67, 101, 109, 134, 202, 218, 1273, 1919, 2071, 2546, 3838, 4142, 6767, 7303, 11009, 13534, 14606, 22018, 128573, 138757, 209171, 257146, 277514, 418342, 737603, 1475206, 14014457, 28028914]

約数ペア:

[(1, 28028914), (2, 14014457), (19, 1475206), (38, 737603), (67, 418342), (101, 277514), (109, 257146), (134, 209171), (202, 138757), (218, 128573), (1273, 22018), (1919, 14606), (2071, 13534), (2546, 11009), (3838, 7303), (4142, 6767)]