229675257

素因数分解:

$3^4\times 7^1\times {\mathrm{405071}}^1$

素因数の和:405090

約数の個数: 20

約数和(自身を含む): 392109696

約数和(自身を除く): 162434439

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 405071, 1215213, 2835497, 3645639, 8506491, 10936917, 25519473, 32810751, 76558419, 229675257]

約数ペア:

[(1, 229675257), (3, 76558419), (7, 32810751), (9, 25519473), (21, 10936917), (27, 8506491), (63, 3645639), (81, 2835497), (189, 1215213), (567, 405071)]