213719975

素因数分解:

$5^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{5333}}^1$

素因数の和:5579

約数の個数: 24

約数和(自身を含む): 304251360

約数和(自身を除く): 90531385

約数列:

[1, 5, 7, 25, 35, 175, 229, 1145, 1603, 5333, 5725, 8015, 26665, 37331, 40075, 133325, 186655, 933275, 1221257, 6106285, 8548799, 30531425, 42743995, 213719975]

約数ペア:

[(1, 213719975), (5, 42743995), (7, 30531425), (25, 8548799), (35, 6106285), (175, 1221257), (229, 933275), (1145, 186655), (1603, 133325), (5333, 40075), (5725, 37331), (8015, 26665)]