72904312

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{22613}}^1$

素因数の和:22663

約数の個数: 32

約数和(自身を含む): 151966080

約数和(自身を除く): 79061768

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 22613, 45226, 90452, 180904, 293969, 587938, 701003, 1175876, 1402006, 2351752, 2804012, 5608024, 9113039, 18226078, 36452156, 72904312]

約数ペア:

[(1, 72904312), (2, 36452156), (4, 18226078), (8, 9113039), (13, 5608024), (26, 2804012), (31, 2351752), (52, 1402006), (62, 1175876), (104, 701003), (124, 587938), (248, 293969), (403, 180904), (806, 90452), (1612, 45226), (3224, 22613)]