679969791

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{31973}}^1$

素因数の和:32135

約数の個数: 24

約数和(自身を含む): 1047468240

約数和(自身を除く): 367498449

約数列:

[1, 3, 9, 17, 51, 139, 153, 417, 1251, 2363, 7089, 21267, 31973, 95919, 287757, 543541, 1630623, 4444247, 4891869, 13332741, 39998223, 75552199, 226656597, 679969791]

約数ペア:

[(1, 679969791), (3, 226656597), (9, 75552199), (17, 39998223), (51, 13332741), (139, 4891869), (153, 4444247), (417, 1630623), (1251, 543541), (2363, 287757), (7089, 95919), (21267, 31973)]