681808473

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{769}}^1$

素因数の和:926

約数の個数: 48

約数和(自身を含む): 1057056000

約数和(自身を除く): 375247527

約数列:

[1, 3, 9, 29, 43, 79, 87, 129, 237, 261, 387, 711, 769, 1247, 2291, 2307, 3397, 3741, 6873, 6921, 10191, 11223, 20619, 22301, 30573, 33067, 60751, 66903, 98513, 99201, 182253, 200709, 295539, 297603, 546759, 886617, 958943, 1761779, 2612293, 2876829, 5285337, 7836879, 8630487, 15856011, 23510637, 75756497, 227269491, 681808473]

約数ペア:

[(1, 681808473), (3, 227269491), (9, 75756497), (29, 23510637), (43, 15856011), (79, 8630487), (87, 7836879), (129, 5285337), (237, 2876829), (261, 2612293), (387, 1761779), (711, 958943), (769, 886617), (1247, 546759), (2291, 297603), (2307, 295539), (3397, 200709), (3741, 182253), (6873, 99201), (6921, 98513), (10191, 66903), (11223, 60751), (20619, 33067), (22301, 30573)]