7148075

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:188

約数の個数: 36

約数和(自身を含む): 10389960

約数和(自身を除く): 3241885

約数列:

[1, 5, 11, 17, 25, 55, 85, 121, 139, 187, 275, 425, 605, 695, 935, 1529, 2057, 2363, 3025, 3475, 4675, 7645, 10285, 11815, 16819, 25993, 38225, 51425, 59075, 84095, 129965, 285923, 420475, 649825, 1429615, 7148075]

約数ペア:

[(1, 7148075), (5, 1429615), (11, 649825), (17, 420475), (25, 285923), (55, 129965), (85, 84095), (121, 59075), (139, 51425), (187, 38225), (275, 25993), (425, 16819), (605, 11815), (695, 10285), (935, 7645), (1529, 4675), (2057, 3475), (2363, 3025)]