287796377

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{20981}}^1$

素因数の和:21064

約数の個数: 16

約数和(自身を含む): 332354880

約数和(自身を除く): 44558503

約数列:

[1, 11, 29, 43, 319, 473, 1247, 13717, 20981, 230791, 608449, 902183, 6692939, 9924013, 26163307, 287796377]

約数ペア:

[(1, 287796377), (11, 26163307), (29, 9924013), (43, 6692939), (319, 902183), (473, 608449), (1247, 230791), (13717, 20981)]