219551724

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{7993}}^1$

素因数の和:8119

約数の個数: 72

約数和(自身を含む): 640159520

約数和(自身を除く): 420607796

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 109, 126, 218, 252, 327, 436, 654, 763, 981, 1308, 1526, 1962, 2289, 3052, 3924, 4578, 6867, 7993, 9156, 13734, 15986, 23979, 27468, 31972, 47958, 55951, 71937, 95916, 111902, 143874, 167853, 223804, 287748, 335706, 503559, 671412, 871237, 1007118, 1742474, 2014236, 2613711, 3484948, 5227422, 6098659, 7841133, 10454844, 12197318, 15682266, 18295977, 24394636, 31364532, 36591954, 54887931, 73183908, 109775862, 219551724]

約数ペア:

[(1, 219551724), (2, 109775862), (3, 73183908), (4, 54887931), (6, 36591954), (7, 31364532), (9, 24394636), (12, 18295977), (14, 15682266), (18, 12197318), (21, 10454844), (28, 7841133), (36, 6098659), (42, 5227422), (63, 3484948), (84, 2613711), (109, 2014236), (126, 1742474), (218, 1007118), (252, 871237), (327, 671412), (436, 503559), (654, 335706), (763, 287748), (981, 223804), (1308, 167853), (1526, 143874), (1962, 111902), (2289, 95916), (3052, 71937), (3924, 55951), (4578, 47958), (6867, 31972), (7993, 27468), (9156, 23979), (13734, 15986)]