15661573767

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{73571}}^1$

素因数の和:73724

約数の個数: 48

約数和(自身を含む): 26933237760

約数和(自身を除く): 11271663993

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 109, 217, 279, 327, 651, 763, 981, 1953, 2289, 3379, 6867, 10137, 23653, 30411, 70959, 73571, 212877, 220713, 514997, 662139, 1544991, 2280701, 4634973, 6842103, 8019239, 15964907, 20526309, 24057717, 47894721, 56134673, 72173151, 143684163, 168404019, 248596409, 505212057, 745789227, 1740174863, 2237367681, 5220524589, 15661573767]

約数ペア:

[(1, 15661573767), (3, 5220524589), (7, 2237367681), (9, 1740174863), (21, 745789227), (31, 505212057), (63, 248596409), (93, 168404019), (109, 143684163), (217, 72173151), (279, 56134673), (327, 47894721), (651, 24057717), (763, 20526309), (981, 15964907), (1953, 8019239), (2289, 6842103), (3379, 4634973), (6867, 2280701), (10137, 1544991), (23653, 662139), (30411, 514997), (70959, 220713), (73571, 212877)]