281036223

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{266891}}^1$

素因数の和:266916

約数の個数: 20

約数和(自身を含む): 452115048

約数和(自身を除く): 171078825

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 266891, 800673, 2402019, 3469583, 7206057, 10408749, 21618171, 31226247, 93678741, 281036223]

約数ペア:

[(1, 281036223), (3, 93678741), (9, 31226247), (13, 21618171), (27, 10408749), (39, 7206057), (81, 3469583), (117, 2402019), (351, 800673), (1053, 266891)]