71995

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1$

素因数の和:51

約数の個数: 24

約数和(自身を含む): 114912

約数和(自身を除く): 42917

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 121, 187, 385, 595, 605, 847, 935, 1309, 2057, 4235, 6545, 10285, 14399, 71995]

約数ペア:

[(1, 71995), (5, 14399), (7, 10285), (11, 6545), (17, 4235), (35, 2057), (55, 1309), (77, 935), (85, 847), (119, 605), (121, 595), (187, 385)]