128565117

素因数分解:

$3^3\times {\mathrm{167}}^1\times {\mathrm{28513}}^1$

素因数の和:28689

約数の個数: 16

約数和(自身を含む): 191614080

約数和(自身を除く): 63048963

約数列:

[1, 3, 9, 27, 167, 501, 1503, 4509, 28513, 85539, 256617, 769851, 4761671, 14285013, 42855039, 128565117]

約数ペア:

[(1, 128565117), (3, 42855039), (9, 14285013), (27, 4761671), (167, 769851), (501, 256617), (1503, 85539), (4509, 28513)]