890236412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{6577}}^1$

素因数の和:6750

約数の個数: 48

約数和(自身を含む): 1779217440

約数和(自身を除く): 888981028

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 137, 247, 274, 494, 548, 988, 1781, 2603, 3562, 5206, 6577, 7124, 10412, 13154, 26308, 33839, 67678, 85501, 124963, 135356, 171002, 249926, 342004, 499852, 901049, 1624519, 1802098, 3249038, 3604196, 6498076, 11713637, 17119931, 23427274, 34239862, 46854548, 68479724, 222559103, 445118206, 890236412]

約数ペア:

[(1, 890236412), (2, 445118206), (4, 222559103), (13, 68479724), (19, 46854548), (26, 34239862), (38, 23427274), (52, 17119931), (76, 11713637), (137, 6498076), (247, 3604196), (274, 3249038), (494, 1802098), (548, 1624519), (988, 901049), (1781, 499852), (2603, 342004), (3562, 249926), (5206, 171002), (6577, 135356), (7124, 124963), (10412, 85501), (13154, 67678), (26308, 33839)]