1261425

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{139}}^1$

素因数の和:174

約数の個数: 36

約数和(自身を含む): 2308880

約数和(自身を除く): 1047455

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 121, 139, 165, 275, 363, 417, 605, 695, 825, 1529, 1815, 2085, 3025, 3475, 4587, 7645, 9075, 10425, 16819, 22935, 38225, 50457, 84095, 114675, 252285, 420475, 1261425]

約数ペア:

[(1, 1261425), (3, 420475), (5, 252285), (11, 114675), (15, 84095), (25, 50457), (33, 38225), (55, 22935), (75, 16819), (121, 10425), (139, 9075), (165, 7645), (275, 4587), (363, 3475), (417, 3025), (605, 2085), (695, 1815), (825, 1529)]