252893991

素因数分解:

$3^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{27941}}^1$

素因数の和:28382

約数の個数: 16

約数和(自身を含む): 386270208

約数和(自身を除く): 133376217

約数列:

[1, 3, 7, 21, 431, 1293, 3017, 9051, 27941, 83823, 195587, 586761, 12042571, 36127713, 84297997, 252893991]

約数ペア:

[(1, 252893991), (3, 84297997), (7, 36127713), (21, 12042571), (431, 586761), (1293, 195587), (3017, 83823), (9051, 27941)]