1261404

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{947}}^1$

素因数の和:994

約数の個数: 36

約数和(自身を含む): 3278184

約数和(自身を除く): 2016780

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 947, 1332, 1894, 2841, 3788, 5682, 8523, 11364, 17046, 34092, 35039, 70078, 105117, 140156, 210234, 315351, 420468, 630702, 1261404]

約数ペア:

[(1, 1261404), (2, 630702), (3, 420468), (4, 315351), (6, 210234), (9, 140156), (12, 105117), (18, 70078), (36, 35039), (37, 34092), (74, 17046), (111, 11364), (148, 8523), (222, 5682), (333, 3788), (444, 2841), (666, 1894), (947, 1332)]