235069989

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{7321}}^1$

素因数の和:7481

約数の個数: 32

約数和(自身を含む): 393630720

約数和(自身を除く): 158560731

約数列:

[1, 3, 7, 11, 21, 33, 77, 139, 231, 417, 973, 1529, 2919, 4587, 7321, 10703, 21963, 32109, 51247, 80531, 153741, 241593, 563717, 1017619, 1691151, 3052857, 7123333, 11193809, 21369999, 33581427, 78356663, 235069989]

約数ペア:

[(1, 235069989), (3, 78356663), (7, 33581427), (11, 21369999), (21, 11193809), (33, 7123333), (77, 3052857), (139, 1691151), (231, 1017619), (417, 563717), (973, 241593), (1529, 153741), (2919, 80531), (4587, 51247), (7321, 32109), (10703, 21963)]