31177251

素因数分解:

$3^3\times 7^1\times {\mathrm{293}}^1\times {\mathrm{563}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 53061120

約数和(自身を除く): 21883869

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 293, 563, 879, 1689, 2051, 2637, 3941, 5067, 6153, 7911, 11823, 15201, 18459, 35469, 55377, 106407, 164959, 494877, 1154713, 1484631, 3464139, 4453893, 10392417, 31177251]

約数ペア:

[(1, 31177251), (3, 10392417), (7, 4453893), (9, 3464139), (21, 1484631), (27, 1154713), (63, 494877), (189, 164959), (293, 106407), (563, 55377), (879, 35469), (1689, 18459), (2051, 15201), (2637, 11823), (3941, 7911), (5067, 6153)]