12912985029

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{557}}^1\times {\mathrm{599}}^1$

素因数の和:1282

約数の個数: 64

約数和(自身を含む): 20998656000

約数和(自身を除く): 8085670971

約数列:

[1, 3, 7, 19, 21, 57, 97, 133, 291, 399, 557, 599, 679, 1671, 1797, 1843, 2037, 3899, 4193, 5529, 10583, 11381, 11697, 12579, 12901, 31749, 34143, 38703, 54029, 58103, 74081, 79667, 162087, 174309, 222243, 239001, 333643, 378203, 406721, 1000929, 1026551, 1103957, 1134609, 1220163, 2335501, 3079653, 3311871, 6339217, 7006503, 7185857, 7727699, 19017651, 21557571, 23183097, 32363371, 44374519, 97090113, 133123557, 226543597, 614904049, 679630791, 1844712147, 4304328343, 12912985029]

約数ペア:

[(1, 12912985029), (3, 4304328343), (7, 1844712147), (19, 679630791), (21, 614904049), (57, 226543597), (97, 133123557), (133, 97090113), (291, 44374519), (399, 32363371), (557, 23183097), (599, 21557571), (679, 19017651), (1671, 7727699), (1797, 7185857), (1843, 7006503), (2037, 6339217), (3899, 3311871), (4193, 3079653), (5529, 2335501), (10583, 1220163), (11381, 1134609), (11697, 1103957), (12579, 1026551), (12901, 1000929), (31749, 406721), (34143, 378203), (38703, 333643), (54029, 239001), (58103, 222243), (74081, 174309), (79667, 162087)]