61525431

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 103783680

約数和(自身を除く): 42258249

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 139, 153, 187, 263, 417, 561, 789, 1251, 1529, 1683, 2363, 2367, 2893, 4471, 4587, 7089, 8679, 13413, 13761, 21267, 25993, 26037, 36557, 40239, 49181, 77979, 109671, 147543, 233937, 329013, 402127, 442629, 621469, 1206381, 1864407, 3619143, 5593221, 6836159, 20508477, 61525431]

約数ペア:

[(1, 61525431), (3, 20508477), (9, 6836159), (11, 5593221), (17, 3619143), (33, 1864407), (51, 1206381), (99, 621469), (139, 442629), (153, 402127), (187, 329013), (263, 233937), (417, 147543), (561, 109671), (789, 77979), (1251, 49181), (1529, 40239), (1683, 36557), (2363, 26037), (2367, 25993), (2893, 21267), (4471, 13761), (4587, 13413), (7089, 8679)]