20131560765

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1\times {\mathrm{281}}^1$

素因数の和:671

約数の個数: 96

約数和(自身を含む): 35998301664

約数和(自身を除く): 15866740899

約数列:

[1, 3, 5, 9, 15, 45, 73, 113, 193, 219, 281, 339, 365, 565, 579, 657, 843, 965, 1017, 1095, 1405, 1695, 1737, 2529, 2895, 3285, 4215, 5085, 8249, 8685, 12645, 14089, 20513, 21809, 24747, 31753, 41245, 42267, 54233, 61539, 65427, 70445, 74241, 95259, 102565, 109045, 123735, 126801, 158765, 162699, 184617, 196281, 211335, 271165, 285777, 307695, 327135, 371205, 476295, 488097, 634005, 813495, 923085, 981405, 1428885, 1592057, 2317969, 2440485, 3959009, 4776171, 6128329, 6953907, 7960285, 11589845, 11877027, 14328513, 18384987, 19795045, 20861721, 23880855, 30641645, 34769535, 35631081, 55154961, 59385135, 71642565, 91924935, 104308605, 178155405, 275774805, 447368017, 1342104051, 2236840085, 4026312153, 6710520255, 20131560765]

約数ペア:

[(1, 20131560765), (3, 6710520255), (5, 4026312153), (9, 2236840085), (15, 1342104051), (45, 447368017), (73, 275774805), (113, 178155405), (193, 104308605), (219, 91924935), (281, 71642565), (339, 59385135), (365, 55154961), (565, 35631081), (579, 34769535), (657, 30641645), (843, 23880855), (965, 20861721), (1017, 19795045), (1095, 18384987), (1405, 14328513), (1695, 11877027), (1737, 11589845), (2529, 7960285), (2895, 6953907), (3285, 6128329), (4215, 4776171), (5085, 3959009), (8249, 2440485), (8685, 2317969), (12645, 1592057), (14089, 1428885), (20513, 981405), (21809, 923085), (24747, 813495), (31753, 634005), (41245, 488097), (42267, 476295), (54233, 371205), (61539, 327135), (65427, 307695), (70445, 285777), (74241, 271165), (95259, 211335), (102565, 196281), (109045, 184617), (123735, 162699), (126801, 158765)]