68477806

素因数分解:

$2^1\times {\mathrm{137}}^1\times {\mathrm{491}}^1\times {\mathrm{509}}^1$

素因数の和:1139

約数の個数: 16

約数和(自身を含む): 103880880

約数和(自身を除く): 35403074

約数列:

[1, 2, 137, 274, 491, 509, 982, 1018, 67267, 69733, 134534, 139466, 249919, 499838, 34238903, 68477806]

約数ペア:

[(1, 68477806), (2, 34238903), (137, 499838), (274, 249919), (491, 139466), (509, 134534), (982, 69733), (1018, 67267)]