2663513678

素因数分解:

$2^1\times 7^3\times {\mathrm{197}}^1\times {\mathrm{19709}}^1$

素因数の和:19929

約数の個数: 32

約数和(自身を含む): 4683096000

約数和(自身を除く): 2019582322

約数列:

[1, 2, 7, 14, 49, 98, 197, 343, 394, 686, 1379, 2758, 9653, 19306, 19709, 39418, 67571, 135142, 137963, 275926, 965741, 1931482, 3882673, 6760187, 7765346, 13520374, 27178711, 54357422, 190250977, 380501954, 1331756839, 2663513678]

約数ペア:

[(1, 2663513678), (2, 1331756839), (7, 380501954), (14, 190250977), (49, 54357422), (98, 27178711), (197, 13520374), (343, 7765346), (394, 6760187), (686, 3882673), (1379, 1931482), (2758, 965741), (9653, 275926), (19306, 137963), (19709, 135142), (39418, 67571)]