66977365

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1237}}^1$

素因数の和:1286

約数の個数: 48

約数和(自身を含む): 106695792

約数和(自身を除く): 39718427

約数列:

[1, 5, 7, 13, 17, 35, 49, 65, 85, 91, 119, 221, 245, 455, 595, 637, 833, 1105, 1237, 1547, 3185, 4165, 6185, 7735, 8659, 10829, 16081, 21029, 43295, 54145, 60613, 80405, 105145, 112567, 147203, 273377, 303065, 562835, 736015, 787969, 1030421, 1366885, 1913639, 3939845, 5152105, 9568195, 13395473, 66977365]

約数ペア:

[(1, 66977365), (5, 13395473), (7, 9568195), (13, 5152105), (17, 3939845), (35, 1913639), (49, 1366885), (65, 1030421), (85, 787969), (91, 736015), (119, 562835), (221, 303065), (245, 273377), (455, 147203), (595, 112567), (637, 105145), (833, 80405), (1105, 60613), (1237, 54145), (1547, 43295), (3185, 21029), (4165, 16081), (6185, 10829), (7735, 8659)]