78315519

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{1723}}^1$

素因数の和:1974

約数の個数: 16

約数和(自身を含む): 106198400

約数和(自身を除く): 27882881

約数列:

[1, 3, 109, 139, 327, 417, 1723, 5169, 15151, 45453, 187807, 239497, 563421, 718491, 26105173, 78315519]

約数ペア:

[(1, 78315519), (3, 26105173), (109, 718491), (139, 563421), (327, 239497), (417, 187807), (1723, 45453), (5169, 15151)]