199392445

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{1949}}^1$

素因数の和:2077

約数の個数: 32

約数和(自身を含む): 284544000

約数和(自身を除く): 85151555

約数列:

[1, 5, 7, 35, 37, 79, 185, 259, 395, 553, 1295, 1949, 2765, 2923, 9745, 13643, 14615, 20461, 68215, 72113, 102305, 153971, 360565, 504791, 769855, 1077797, 2523955, 5388985, 5696927, 28484635, 39878489, 199392445]

約数ペア:

[(1, 199392445), (5, 39878489), (7, 28484635), (35, 5696927), (37, 5388985), (79, 2523955), (185, 1077797), (259, 769855), (395, 504791), (553, 360565), (1295, 153971), (1949, 102305), (2765, 72113), (2923, 68215), (9745, 20461), (13643, 14615)]