261655968

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{389369}}^1$

素因数の和:389389

約数の個数: 48

約数和(自身を含む): 784969920

約数和(自身を除く): 523313952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 389369, 778738, 1168107, 1557476, 2336214, 2725583, 3114952, 4672428, 5451166, 6229904, 8176749, 9344856, 10902332, 12459808, 16353498, 18689712, 21804664, 32706996, 37379424, 43609328, 65413992, 87218656, 130827984, 261655968]

約数ペア:

[(1, 261655968), (2, 130827984), (3, 87218656), (4, 65413992), (6, 43609328), (7, 37379424), (8, 32706996), (12, 21804664), (14, 18689712), (16, 16353498), (21, 12459808), (24, 10902332), (28, 9344856), (32, 8176749), (42, 6229904), (48, 5451166), (56, 4672428), (84, 3114952), (96, 2725583), (112, 2336214), (168, 1557476), (224, 1168107), (336, 778738), (672, 389369)]