245391412

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{40387}}^1$

素因数の和:40436

約数の個数: 36

約数和(自身を含む): 515673984

約数和(自身を除く): 270282572

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 3038, 6076, 40387, 80774, 161548, 282709, 565418, 1130836, 1251997, 1978963, 2503994, 3957926, 5007988, 7915852, 8763979, 17527958, 35055916, 61347853, 122695706, 245391412]

約数ペア:

[(1, 245391412), (2, 122695706), (4, 61347853), (7, 35055916), (14, 17527958), (28, 8763979), (31, 7915852), (49, 5007988), (62, 3957926), (98, 2503994), (124, 1978963), (196, 1251997), (217, 1130836), (434, 565418), (868, 282709), (1519, 161548), (3038, 80774), (6076, 40387)]