28912597

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{569}}^1$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 36258840

約数和(自身を除く): 7346243

約数列:

[1, 7, 17, 49, 61, 119, 427, 569, 833, 1037, 2989, 3983, 7259, 9673, 27881, 34709, 50813, 67711, 242963, 473977, 590053, 1700741, 4130371, 28912597]

約数ペア:

[(1, 28912597), (7, 4130371), (17, 1700741), (49, 590053), (61, 473977), (119, 242963), (427, 67711), (569, 50813), (833, 34709), (1037, 27881), (2989, 9673), (3983, 7259)]