87617915

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1217}}^1$

素因数の和:1268

約数の個数: 48

約数和(自身を含む): 139962816

約数和(自身を除く): 52344901

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 121, 187, 385, 595, 605, 847, 935, 1217, 1309, 2057, 4235, 6085, 6545, 8519, 10285, 13387, 14399, 20689, 42595, 66935, 71995, 93709, 103445, 144823, 147257, 227579, 468545, 724115, 736285, 1030799, 1137895, 1593053, 2503369, 5153995, 7965265, 12516845, 17523583, 87617915]

約数ペア:

[(1, 87617915), (5, 17523583), (7, 12516845), (11, 7965265), (17, 5153995), (35, 2503369), (55, 1593053), (77, 1137895), (85, 1030799), (119, 736285), (121, 724115), (187, 468545), (385, 227579), (595, 147257), (605, 144823), (847, 103445), (935, 93709), (1217, 71995), (1309, 66935), (2057, 42595), (4235, 20689), (6085, 14399), (6545, 13387), (8519, 10285)]