289380033

素因数分解:

$3^4\times {\mathrm{271}}^1\times {\mathrm{13183}}^1$

素因数の和:13466

約数の個数: 20

約数和(自身を含む): 433911808

約数和(自身を除く): 144531775

約数列:

[1, 3, 9, 27, 81, 271, 813, 2439, 7317, 13183, 21951, 39549, 118647, 355941, 1067823, 3572593, 10717779, 32153337, 96460011, 289380033]

約数ペア:

[(1, 289380033), (3, 96460011), (9, 32153337), (27, 10717779), (81, 3572593), (271, 1067823), (813, 355941), (2439, 118647), (7317, 39549), (13183, 21951)]