1374891

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:263

約数の個数: 24

約数和(自身を含む): 2188800

約数和(自身を除く): 813909

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 199, 329, 597, 987, 1393, 2303, 4179, 6909, 9353, 9751, 28059, 29253, 65471, 196413, 458297, 1374891]

約数ペア:

[(1, 1374891), (3, 458297), (7, 196413), (21, 65471), (47, 29253), (49, 28059), (141, 9751), (147, 9353), (199, 6909), (329, 4179), (597, 2303), (987, 1393)]