12912180515

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{2339}}^1$

素因数の和:2556

約数の個数: 48

約数和(自身を含む): 17265830400

約数和(自身を除く): 4353649885

約数列:

[1, 5, 13, 47, 65, 139, 169, 235, 611, 695, 845, 1807, 2339, 3055, 6533, 7943, 9035, 11695, 23491, 30407, 32665, 39715, 84929, 109933, 117455, 152035, 325121, 395291, 424645, 549665, 1104077, 1429129, 1625605, 1976455, 4226573, 5520385, 7145645, 15280687, 18578677, 21132865, 54945449, 76403435, 92893385, 198648931, 274727245, 993244655, 2582436103, 12912180515]

約数ペア:

[(1, 12912180515), (5, 2582436103), (13, 993244655), (47, 274727245), (65, 198648931), (139, 92893385), (169, 76403435), (235, 54945449), (611, 21132865), (695, 18578677), (845, 15280687), (1807, 7145645), (2339, 5520385), (3055, 4226573), (6533, 1976455), (7943, 1625605), (9035, 1429129), (11695, 1104077), (23491, 549665), (30407, 424645), (32665, 395291), (39715, 325121), (84929, 152035), (109933, 117455)]