201543881

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2099}}^1$

素因数の和:2189

約数の個数: 32

約数和(自身を含む): 266112000

約数和(自身を除く): 64568119

約数列:

[1, 7, 11, 29, 43, 77, 203, 301, 319, 473, 1247, 2099, 2233, 3311, 8729, 13717, 14693, 23089, 60871, 90257, 96019, 161623, 426097, 631799, 669581, 992827, 2617453, 4687067, 6949789, 18322171, 28791983, 201543881]

約数ペア:

[(1, 201543881), (7, 28791983), (11, 18322171), (29, 6949789), (43, 4687067), (77, 2617453), (203, 992827), (301, 669581), (319, 631799), (473, 426097), (1247, 161623), (2099, 96019), (2233, 90257), (3311, 60871), (8729, 23089), (13717, 14693)]