990764852

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{883}}^1\times {\mathrm{3643}}^1$

素因数の和:4548

約数の個数: 48

約数和(自身を含む): 2164710912

約数和(自身を除く): 1173946060

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 883, 1766, 3532, 3643, 6181, 7286, 9713, 12362, 14572, 19426, 24724, 25501, 38852, 40073, 51002, 67991, 80146, 102004, 135982, 160292, 271964, 280511, 561022, 1122044, 3216769, 6433538, 12867076, 22517383, 35384459, 45034766, 70768918, 90069532, 141537836, 247691213, 495382426, 990764852]

約数ペア:

[(1, 990764852), (2, 495382426), (4, 247691213), (7, 141537836), (11, 90069532), (14, 70768918), (22, 45034766), (28, 35384459), (44, 22517383), (77, 12867076), (154, 6433538), (308, 3216769), (883, 1122044), (1766, 561022), (3532, 280511), (3643, 271964), (6181, 160292), (7286, 135982), (9713, 102004), (12362, 80146), (14572, 67991), (19426, 51002), (24724, 40073), (25501, 38852)]