51678585

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1019}}^1$

素因数の和:1067

約数の個数: 72

約数和(自身を含む): 108838080

約数和(自身を除く): 57159495

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 49, 63, 69, 105, 115, 147, 161, 207, 245, 315, 345, 441, 483, 735, 805, 1019, 1035, 1127, 1449, 2205, 2415, 3057, 3381, 5095, 5635, 7133, 7245, 9171, 10143, 15285, 16905, 21399, 23437, 35665, 45855, 49931, 50715, 64197, 70311, 106995, 117185, 149793, 164059, 210933, 249655, 320985, 351555, 449379, 492177, 748965, 820295, 1054665, 1148413, 1476531, 2246895, 2460885, 3445239, 5742065, 7382655, 10335717, 17226195, 51678585]

約数ペア:

[(1, 51678585), (3, 17226195), (5, 10335717), (7, 7382655), (9, 5742065), (15, 3445239), (21, 2460885), (23, 2246895), (35, 1476531), (45, 1148413), (49, 1054665), (63, 820295), (69, 748965), (105, 492177), (115, 449379), (147, 351555), (161, 320985), (207, 249655), (245, 210933), (315, 164059), (345, 149793), (441, 117185), (483, 106995), (735, 70311), (805, 64197), (1019, 50715), (1035, 49931), (1127, 45855), (1449, 35665), (2205, 23437), (2415, 21399), (3057, 16905), (3381, 15285), (5095, 10143), (5635, 9171), (7133, 7245)]