23899701

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 40128000

約数和(自身を除く): 16228299

約数列:

[1, 3, 7, 19, 21, 43, 49, 57, 129, 133, 147, 199, 301, 399, 597, 817, 903, 931, 1393, 2107, 2451, 2793, 3781, 4179, 5719, 6321, 8557, 9751, 11343, 17157, 25671, 26467, 29253, 40033, 59899, 79401, 120099, 162583, 179697, 185269, 419293, 487749, 555807, 1138081, 1257879, 3414243, 7966567, 23899701]

約数ペア:

[(1, 23899701), (3, 7966567), (7, 3414243), (19, 1257879), (21, 1138081), (43, 555807), (49, 487749), (57, 419293), (129, 185269), (133, 179697), (147, 162583), (199, 120099), (301, 79401), (399, 59899), (597, 40033), (817, 29253), (903, 26467), (931, 25671), (1393, 17157), (2107, 11343), (2451, 9751), (2793, 8557), (3781, 6321), (4179, 5719)]