1331353268

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{651347}}^1$

素因数の和:651431

約数の個数: 24

約数和(自身を含む): 2699186112

約数和(自身を除く): 1367832844

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 651347, 1302694, 2605388, 4559429, 9118858, 18237716, 47548331, 95096662, 190193324, 332838317, 665676634, 1331353268]

約数ペア:

[(1, 1331353268), (2, 665676634), (4, 332838317), (7, 190193324), (14, 95096662), (28, 47548331), (73, 18237716), (146, 9118858), (292, 4559429), (511, 2605388), (1022, 1302694), (2044, 651347)]