71311471

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{1427}}^1$

素因数の和:1515

約数の個数: 24

約数和(自身を含む): 91163520

約数和(自身を除く): 19852049

約数列:

[1, 7, 11, 59, 77, 121, 413, 649, 847, 1427, 4543, 7139, 9989, 15697, 49973, 84193, 109879, 172667, 589351, 926123, 1208669, 6482861, 10187353, 71311471]

約数ペア:

[(1, 71311471), (7, 10187353), (11, 6482861), (59, 1208669), (77, 926123), (121, 589351), (413, 172667), (649, 109879), (847, 84193), (1427, 49973), (4543, 15697), (7139, 9989)]