289968371

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{5987}}^1$

素因数の和:6059

約数の個数: 32

約数和(自身を含む): 393196032

約数和(自身を除く): 103227661

約数列:

[1, 7, 11, 17, 37, 77, 119, 187, 259, 407, 629, 1309, 2849, 4403, 5987, 6919, 41909, 48433, 65857, 101779, 221519, 460999, 712453, 1119569, 1550633, 2436709, 3765823, 7836983, 17056963, 26360761, 41424053, 289968371]

約数ペア:

[(1, 289968371), (7, 41424053), (11, 26360761), (17, 17056963), (37, 7836983), (77, 3765823), (119, 2436709), (187, 1550633), (259, 1119569), (407, 712453), (629, 460999), (1309, 221519), (2849, 101779), (4403, 65857), (5987, 48433), (6919, 41909)]