208194057

素因数分解:

$3^4\times {\mathrm{167}}^1\times {\mathrm{15391}}^1$

素因数の和:15570

約数の個数: 20

約数和(自身を含む): 312888576

約数和(自身を除く): 104694519

約数列:

[1, 3, 9, 27, 81, 167, 501, 1503, 4509, 13527, 15391, 46173, 138519, 415557, 1246671, 2570297, 7710891, 23132673, 69398019, 208194057]

約数ペア:

[(1, 208194057), (3, 69398019), (9, 23132673), (27, 7710891), (81, 2570297), (167, 1246671), (501, 415557), (1503, 138519), (4509, 46173), (13527, 15391)]