31938219

素因数分解:

$3^6\times {\mathrm{193}}^1\times {\mathrm{227}}^1$

素因数の和:438

約数の個数: 28

約数和(自身を含む): 48345576

約数和(自身を除く): 16407357

約数列:

[1, 3, 9, 27, 81, 193, 227, 243, 579, 681, 729, 1737, 2043, 5211, 6129, 15633, 18387, 43811, 46899, 55161, 131433, 140697, 165483, 394299, 1182897, 3548691, 10646073, 31938219]

約数ペア:

[(1, 31938219), (3, 10646073), (9, 3548691), (27, 1182897), (81, 394299), (193, 165483), (227, 140697), (243, 131433), (579, 55161), (681, 46899), (729, 43811), (1737, 18387), (2043, 15633), (5211, 6129)]