203785589

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{887}}^1\times {\mathrm{1427}}^1$

素因数の和:2344

約数の個数: 16

約数和(自身を含む): 243468288

約数和(自身を除く): 39682699

約数列:

[1, 7, 23, 161, 887, 1427, 6209, 9989, 20401, 32821, 142807, 229747, 1265749, 8860243, 29112227, 203785589]

約数ペア:

[(1, 203785589), (7, 29112227), (23, 8860243), (161, 1265749), (887, 229747), (1427, 142807), (6209, 32821), (9989, 20401)]