1378434393

素因数分解:

$3^2\times 7^1\times {\mathrm{2903}}^1\times {\mathrm{7537}}^1$

素因数の和:10453

約数の個数: 24

約数和(自身を含む): 2276596608

約数和(自身を除く): 898162215

約数列:

[1, 3, 7, 9, 21, 63, 2903, 7537, 8709, 20321, 22611, 26127, 52759, 60963, 67833, 158277, 182889, 474831, 21879911, 65639733, 153159377, 196919199, 459478131, 1378434393]

約数ペア:

[(1, 1378434393), (3, 459478131), (7, 196919199), (9, 153159377), (21, 65639733), (63, 21879911), (2903, 474831), (7537, 182889), (8709, 158277), (20321, 67833), (22611, 60963), (26127, 52759)]