303779079

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{26981}}^1$

素因数の和:27132

約数の個数: 20

約数和(自身を含む): 457075080

約数和(自身を除く): 153296001

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 3753, 11259, 26981, 80943, 242829, 728487, 2185461, 3750359, 11251077, 33753231, 101259693, 303779079]

約数ペア:

[(1, 303779079), (3, 101259693), (9, 33753231), (27, 11251077), (81, 3750359), (139, 2185461), (417, 728487), (1251, 242829), (3753, 80943), (11259, 26981)]