156939921

素因数分解:

$3^2\times {\mathrm{571}}^1\times {\mathrm{30539}}^1$

素因数の和:31116

約数の個数: 12

約数和(自身を含む): 227095440

約数和(自身を除く): 70155519

約数列:

[1, 3, 9, 571, 1713, 5139, 30539, 91617, 274851, 17437769, 52313307, 156939921]

約数ペア:

[(1, 156939921), (3, 52313307), (9, 17437769), (571, 274851), (1713, 91617), (5139, 30539)]