989155316

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{6397}}^1$

素因数の和:6504

約数の個数: 48

約数和(自身を含む): 1891760640

約数和(自身を除く): 902605324

約数列:

[1, 2, 4, 29, 31, 43, 58, 62, 86, 116, 124, 172, 899, 1247, 1333, 1798, 2494, 2666, 3596, 4988, 5332, 6397, 12794, 25588, 38657, 77314, 154628, 185513, 198307, 275071, 371026, 396614, 550142, 742052, 793228, 1100284, 5750903, 7977059, 8527201, 11501806, 15954118, 17054402, 23003612, 31908236, 34108804, 247288829, 494577658, 989155316]

約数ペア:

[(1, 989155316), (2, 494577658), (4, 247288829), (29, 34108804), (31, 31908236), (43, 23003612), (58, 17054402), (62, 15954118), (86, 11501806), (116, 8527201), (124, 7977059), (172, 5750903), (899, 1100284), (1247, 793228), (1333, 742052), (1798, 550142), (2494, 396614), (2666, 371026), (3596, 275071), (4988, 198307), (5332, 185513), (6397, 154628), (12794, 77314), (25588, 38657)]