998045488

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{77681}}^1$

素因数の和:77773

約数の個数: 40

約数和(自身を含む): 2138430096

約数和(自身を除く): 1140384608

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 73, 88, 146, 176, 292, 584, 803, 1168, 1606, 3212, 6424, 12848, 77681, 155362, 310724, 621448, 854491, 1242896, 1708982, 3417964, 5670713, 6835928, 11341426, 13671856, 22682852, 45365704, 62377843, 90731408, 124755686, 249511372, 499022744, 998045488]

約数ペア:

[(1, 998045488), (2, 499022744), (4, 249511372), (8, 124755686), (11, 90731408), (16, 62377843), (22, 45365704), (44, 22682852), (73, 13671856), (88, 11341426), (146, 6835928), (176, 5670713), (292, 3417964), (584, 1708982), (803, 1242896), (1168, 854491), (1606, 621448), (3212, 310724), (6424, 155362), (12848, 77681)]