30328137

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 52835328

約数和(自身を除く): 22507191

約数列:

[1, 3, 7, 9, 21, 31, 53, 63, 93, 159, 217, 279, 293, 371, 477, 651, 879, 1113, 1643, 1953, 2051, 2637, 3339, 4929, 6153, 9083, 11501, 14787, 15529, 18459, 27249, 34503, 46587, 63581, 81747, 103509, 108703, 139761, 190743, 326109, 481399, 572229, 978327, 1444197, 3369793, 4332591, 10109379, 30328137]

約数ペア:

[(1, 30328137), (3, 10109379), (7, 4332591), (9, 3369793), (21, 1444197), (31, 978327), (53, 572229), (63, 481399), (93, 326109), (159, 190743), (217, 139761), (279, 108703), (293, 103509), (371, 81747), (477, 63581), (651, 46587), (879, 34503), (1113, 27249), (1643, 18459), (1953, 15529), (2051, 14787), (2637, 11501), (3339, 9083), (4929, 6153)]