1569988251

素因数分解:

$3^8\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:349

約数の個数: 72

約数和(自身を含む): 2579129280

約数和(自身を除く): 1009141029

約数列:

[1, 3, 9, 13, 27, 39, 79, 81, 117, 233, 237, 243, 351, 699, 711, 729, 1027, 1053, 2097, 2133, 2187, 3029, 3081, 3159, 6291, 6399, 6561, 9087, 9243, 9477, 18407, 18873, 19197, 27261, 27729, 28431, 55221, 56619, 57591, 81783, 83187, 85293, 165663, 169857, 172773, 239291, 245349, 249561, 496989, 509571, 518319, 717873, 736047, 748683, 1490967, 1528713, 2153619, 2208141, 2246049, 4472901, 6460857, 6624423, 6738147, 13418703, 19382571, 19873269, 40256109, 58147713, 120768327, 174443139, 523329417, 1569988251]

約数ペア:

[(1, 1569988251), (3, 523329417), (9, 174443139), (13, 120768327), (27, 58147713), (39, 40256109), (79, 19873269), (81, 19382571), (117, 13418703), (233, 6738147), (237, 6624423), (243, 6460857), (351, 4472901), (699, 2246049), (711, 2208141), (729, 2153619), (1027, 1528713), (1053, 1490967), (2097, 748683), (2133, 736047), (2187, 717873), (3029, 518319), (3081, 509571), (3159, 496989), (6291, 249561), (6399, 245349), (6561, 239291), (9087, 172773), (9243, 169857), (9477, 165663), (18407, 85293), (18873, 83187), (19197, 81783), (27261, 57591), (27729, 56619), (28431, 55221)]