919915913

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{147163}}^1$

素因数の和:147236

約数の個数: 16

約数和(自身を含む): 1130219520

約数和(自身を除く): 210303607

約数列:

[1, 7, 19, 47, 133, 329, 893, 6251, 147163, 1030141, 2796097, 6916661, 19572679, 48416627, 131416559, 919915913]

約数ペア:

[(1, 919915913), (7, 131416559), (19, 48416627), (47, 19572679), (133, 6916661), (329, 2796097), (893, 1030141), (6251, 147163)]