163913985

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{158371}}^1$

素因数の和:158405

約数の個数: 24

約数和(自身を含む): 296472384

約数和(自身を除く): 132558399

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 158371, 475113, 791855, 1425339, 2375565, 3642533, 7126695, 10927599, 18212665, 32782797, 54637995, 163913985]

約数ペア:

[(1, 163913985), (3, 54637995), (5, 32782797), (9, 18212665), (15, 10927599), (23, 7126695), (45, 3642533), (69, 2375565), (115, 1425339), (207, 791855), (345, 475113), (1035, 158371)]