978838

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{503}}^1$

素因数の和:651

約数の個数: 16

約数和(自身を含む): 1693440

約数和(自身を除く): 714602

約数列:

[1, 2, 7, 14, 139, 278, 503, 973, 1006, 1946, 3521, 7042, 69917, 139834, 489419, 978838]

約数ペア:

[(1, 978838), (2, 489419), (7, 139834), (14, 69917), (139, 7042), (278, 3521), (503, 1946), (973, 1006)]