2780453529

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{6991}}^1$

素因数の和:7170

約数の個数: 48

約数和(自身を含む): 4712048640

約数和(自身を除く): 1931595111

約数列:

[1, 3, 7, 9, 21, 59, 63, 107, 177, 321, 413, 531, 749, 963, 1239, 2247, 3717, 6313, 6741, 6991, 18939, 20973, 44191, 48937, 56817, 62919, 132573, 146811, 397719, 412469, 440433, 748037, 1237407, 2244111, 2887283, 3712221, 5236259, 6732333, 8661849, 15708777, 25985547, 44134183, 47126331, 132402549, 308939281, 397207647, 926817843, 2780453529]

約数ペア:

[(1, 2780453529), (3, 926817843), (7, 397207647), (9, 308939281), (21, 132402549), (59, 47126331), (63, 44134183), (107, 25985547), (177, 15708777), (321, 8661849), (413, 6732333), (531, 5236259), (749, 3712221), (963, 2887283), (1239, 2244111), (2247, 1237407), (3717, 748037), (6313, 440433), (6741, 412469), (6991, 397719), (18939, 146811), (20973, 132573), (44191, 62919), (48937, 56817)]