38280319

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 52531200

約数和(自身を除く): 14250881

約数列:

[1, 7, 11, 29, 31, 49, 77, 79, 203, 217, 319, 341, 539, 553, 869, 899, 1421, 1519, 2233, 2291, 2387, 2449, 3871, 6083, 6293, 9889, 15631, 16037, 16709, 17143, 25201, 26939, 42581, 44051, 69223, 71021, 112259, 120001, 176407, 188573, 484561, 497147, 781231, 1234849, 1320011, 3480029, 5468617, 38280319]

約数ペア:

[(1, 38280319), (7, 5468617), (11, 3480029), (29, 1320011), (31, 1234849), (49, 781231), (77, 497147), (79, 484561), (203, 188573), (217, 176407), (319, 120001), (341, 112259), (539, 71021), (553, 69223), (869, 44051), (899, 42581), (1421, 26939), (1519, 25201), (2233, 17143), (2291, 16709), (2387, 16037), (2449, 15631), (3871, 9889), (6083, 6293)]