31221162

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1663}}^1$

素因数の和:1827

約数の個数: 48

約数和(自身を含む): 77875200

約数和(自身を除く): 46654038

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 149, 298, 447, 894, 1043, 1341, 1663, 2086, 2682, 3129, 3326, 4989, 6258, 9387, 9978, 11641, 14967, 18774, 23282, 29934, 34923, 69846, 104769, 209538, 247787, 495574, 743361, 1486722, 1734509, 2230083, 3469018, 4460166, 5203527, 10407054, 15610581, 31221162]

約数ペア:

[(1, 31221162), (2, 15610581), (3, 10407054), (6, 5203527), (7, 4460166), (9, 3469018), (14, 2230083), (18, 1734509), (21, 1486722), (42, 743361), (63, 495574), (126, 247787), (149, 209538), (298, 104769), (447, 69846), (894, 34923), (1043, 29934), (1341, 23282), (1663, 18774), (2086, 14967), (2682, 11641), (3129, 9978), (3326, 9387), (4989, 6258)]