15840117

素因数分解:

$3^4\times {\mathrm{167}}^1\times {\mathrm{1171}}^1$

素因数の和:1350

約数の個数: 20

約数和(自身を含む): 23824416

約数和(自身を除く): 7984299

約数列:

[1, 3, 9, 27, 81, 167, 501, 1171, 1503, 3513, 4509, 10539, 13527, 31617, 94851, 195557, 586671, 1760013, 5280039, 15840117]

約数ペア:

[(1, 15840117), (3, 5280039), (9, 1760013), (27, 586671), (81, 195557), (167, 94851), (501, 31617), (1171, 13527), (1503, 10539), (3513, 4509)]