980666

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:349

約数の個数: 16

約数和(自身を含む): 1568160

約数和(自身を除く): 587494

約数列:

[1, 2, 19, 38, 131, 197, 262, 394, 2489, 3743, 4978, 7486, 25807, 51614, 490333, 980666]

約数ペア:

[(1, 980666), (2, 490333), (19, 51614), (38, 25807), (131, 7486), (197, 4978), (262, 3743), (394, 2489)]