209936888

素因数分解:

$2^3\times 7^1\times {\mathrm{653}}^1\times {\mathrm{5741}}^1$

素因数の和:6407

約数の個数: 32

約数和(自身を含む): 450632160

約数和(自身を除く): 240695272

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 653, 1306, 2612, 4571, 5224, 5741, 9142, 11482, 18284, 22964, 36568, 40187, 45928, 80374, 160748, 321496, 3748873, 7497746, 14995492, 26242111, 29990984, 52484222, 104968444, 209936888]

約数ペア:

[(1, 209936888), (2, 104968444), (4, 52484222), (7, 29990984), (8, 26242111), (14, 14995492), (28, 7497746), (56, 3748873), (653, 321496), (1306, 160748), (2612, 80374), (4571, 45928), (5224, 40187), (5741, 36568), (9142, 22964), (11482, 18284)]