42123690

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{66863}}^1$

素因数の和:66883

約数の個数: 48

約数和(自身を含む): 125169408

約数和(自身を除く): 83045718

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 66863, 133726, 200589, 334315, 401178, 468041, 601767, 668630, 936082, 1002945, 1203534, 1404123, 2005890, 2340205, 2808246, 3008835, 4212369, 4680410, 6017670, 7020615, 8424738, 14041230, 21061845, 42123690]

約数ペア:

[(1, 42123690), (2, 21061845), (3, 14041230), (5, 8424738), (6, 7020615), (7, 6017670), (9, 4680410), (10, 4212369), (14, 3008835), (15, 2808246), (18, 2340205), (21, 2005890), (30, 1404123), (35, 1203534), (42, 1002945), (45, 936082), (63, 668630), (70, 601767), (90, 468041), (105, 401178), (126, 334315), (210, 200589), (315, 133726), (630, 66863)]