996989456

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{6359}}^1$

素因数の和:6647

約数の個数: 40

約数和(自身を含む): 1987372800

約数和(自身を除く): 990383344

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 239, 328, 478, 656, 956, 1912, 3824, 6359, 9799, 12718, 19598, 25436, 39196, 50872, 78392, 101744, 156784, 260719, 521438, 1042876, 1519801, 2085752, 3039602, 4171504, 6079204, 12158408, 24316816, 62311841, 124623682, 249247364, 498494728, 996989456]

約数ペア:

[(1, 996989456), (2, 498494728), (4, 249247364), (8, 124623682), (16, 62311841), (41, 24316816), (82, 12158408), (164, 6079204), (239, 4171504), (328, 3039602), (478, 2085752), (656, 1519801), (956, 1042876), (1912, 521438), (3824, 260719), (6359, 156784), (9799, 101744), (12718, 78392), (19598, 50872), (25436, 39196)]