28762781134

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1\times {\mathrm{21499}}^1$

素因数の和:21665

約数の個数: 48

約数和(自身を含む): 48657510000

約数和(自身を除く): 19894728866

約数列:

[1, 2, 17, 19, 34, 38, 109, 218, 323, 361, 646, 722, 1853, 2071, 3706, 4142, 6137, 12274, 21499, 35207, 39349, 42998, 70414, 78698, 365483, 408481, 668933, 730966, 816962, 1337866, 2343391, 4686782, 6944177, 7761139, 13888354, 15522278, 39837647, 44524429, 79675294, 89048858, 131939363, 263878726, 756915293, 845964151, 1513830586, 1691928302, 14381390567, 28762781134]

約数ペア:

[(1, 28762781134), (2, 14381390567), (17, 1691928302), (19, 1513830586), (34, 845964151), (38, 756915293), (109, 263878726), (218, 131939363), (323, 89048858), (361, 79675294), (646, 44524429), (722, 39837647), (1853, 15522278), (2071, 13888354), (3706, 7761139), (4142, 6944177), (6137, 4686782), (12274, 2343391), (21499, 1337866), (35207, 816962), (39349, 730966), (42998, 668933), (70414, 408481), (78698, 365483)]