205109373

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{2423}}^1$

素因数の和:2601

約数の個数: 32

約数和(自身を含む): 325785600

約数和(自身を除く): 120676227

約数列:

[1, 3, 7, 21, 29, 87, 139, 203, 417, 609, 973, 2423, 2919, 4031, 7269, 12093, 16961, 28217, 50883, 70267, 84651, 210801, 336797, 491869, 1010391, 1475607, 2357579, 7072737, 9767113, 29301339, 68369791, 205109373]

約数ペア:

[(1, 205109373), (3, 68369791), (7, 29301339), (21, 9767113), (29, 7072737), (87, 2357579), (139, 1475607), (203, 1010391), (417, 491869), (609, 336797), (973, 210801), (2423, 84651), (2919, 70267), (4031, 50883), (7269, 28217), (12093, 16961)]