1520893353

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1366481}}^1$

素因数の和:1366544

約数の個数: 16

約数和(自身を含む): 2361280896

約数和(自身を除く): 840387543

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 1366481, 4099443, 9565367, 28696101, 72423493, 217270479, 506964451, 1520893353]

約数ペア:

[(1, 1520893353), (3, 506964451), (7, 217270479), (21, 72423493), (53, 28696101), (159, 9565367), (371, 4099443), (1113, 1366481)]