199057965

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1$

素因数の和:546

約数の個数: 64

約数和(自身を含む): 353126400

約数和(自身を除く): 154068435

約数列:

[1, 3, 5, 15, 19, 37, 43, 57, 95, 111, 129, 185, 215, 285, 439, 555, 645, 703, 817, 1317, 1591, 2109, 2195, 2451, 3515, 4085, 4773, 6585, 7955, 8341, 10545, 12255, 16243, 18877, 23865, 25023, 30229, 41705, 48729, 56631, 81215, 90687, 94385, 125115, 151145, 243645, 283155, 308617, 358663, 453435, 698449, 925851, 1075989, 1543085, 1793315, 2095347, 3492245, 4629255, 5379945, 10476735, 13270531, 39811593, 66352655, 199057965]

約数ペア:

[(1, 199057965), (3, 66352655), (5, 39811593), (15, 13270531), (19, 10476735), (37, 5379945), (43, 4629255), (57, 3492245), (95, 2095347), (111, 1793315), (129, 1543085), (185, 1075989), (215, 925851), (285, 698449), (439, 453435), (555, 358663), (645, 308617), (703, 283155), (817, 243645), (1317, 151145), (1591, 125115), (2109, 94385), (2195, 90687), (2451, 81215), (3515, 56631), (4085, 48729), (4773, 41705), (6585, 30229), (7955, 25023), (8341, 23865), (10545, 18877), (12255, 16243)]