23981439

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 35239680

約数和(自身を除く): 11258241

約数列:

[1, 3, 19, 37, 57, 83, 111, 137, 249, 411, 703, 1577, 2109, 2603, 3071, 4731, 5069, 7809, 9213, 11371, 15207, 34113, 58349, 96311, 175047, 216049, 288933, 420727, 648147, 1262181, 7993813, 23981439]

約数ペア:

[(1, 23981439), (3, 7993813), (19, 1262181), (37, 648147), (57, 420727), (83, 288933), (111, 216049), (137, 175047), (249, 96311), (411, 58349), (703, 34113), (1577, 15207), (2109, 11371), (2603, 9213), (3071, 7809), (4731, 5069)]