1687777317

素因数分解:

$3^4\times {\mathrm{167}}^1\times {\mathrm{124771}}^1$

素因数の和:124950

約数の個数: 20

約数和(自身を含む): 2536365216

約数和(自身を除く): 848587899

約数列:

[1, 3, 9, 27, 81, 167, 501, 1503, 4509, 13527, 124771, 374313, 1122939, 3368817, 10106451, 20836757, 62510271, 187530813, 562592439, 1687777317]

約数ペア:

[(1, 1687777317), (3, 562592439), (9, 187530813), (27, 62510271), (81, 20836757), (167, 10106451), (501, 3368817), (1503, 1122939), (4509, 374313), (13527, 124771)]