209215944

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{415111}}^1$

素因数の和:415130

約数の個数: 48

約数和(自身を含む): 647574720

約数和(自身を除く): 438358776

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 415111, 830222, 1245333, 1660444, 2490666, 2905777, 3320888, 3735999, 4981332, 5811554, 7471998, 8717331, 9962664, 11623108, 14943996, 17434662, 23246216, 26151993, 29887992, 34869324, 52303986, 69738648, 104607972, 209215944]

約数ペア:

[(1, 209215944), (2, 104607972), (3, 69738648), (4, 52303986), (6, 34869324), (7, 29887992), (8, 26151993), (9, 23246216), (12, 17434662), (14, 14943996), (18, 11623108), (21, 9962664), (24, 8717331), (28, 7471998), (36, 5811554), (42, 4981332), (56, 3735999), (63, 3320888), (72, 2905777), (84, 2490666), (126, 1660444), (168, 1245333), (252, 830222), (504, 415111)]