28914813

素因数分解:

$3^5\times {\mathrm{257}}^1\times {\mathrm{463}}^1$

素因数の和:735

約数の個数: 24

約数和(自身を含む): 43575168

約数和(自身を除く): 14660355

約数列:

[1, 3, 9, 27, 81, 243, 257, 463, 771, 1389, 2313, 4167, 6939, 12501, 20817, 37503, 62451, 112509, 118991, 356973, 1070919, 3212757, 9638271, 28914813]

約数ペア:

[(1, 28914813), (3, 9638271), (9, 3212757), (27, 1070919), (81, 356973), (243, 118991), (257, 112509), (463, 62451), (771, 37503), (1389, 20817), (2313, 12501), (4167, 6939)]