193042209

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 272002176

約数和(自身を除く): 78959967

約数列:

[1, 3, 37, 67, 101, 111, 201, 257, 303, 771, 2479, 3737, 6767, 7437, 9509, 11211, 17219, 20301, 25957, 28527, 51657, 77871, 250379, 637103, 751137, 960409, 1739119, 1911309, 2881227, 5217357, 64347403, 193042209]

約数ペア:

[(1, 193042209), (3, 64347403), (37, 5217357), (67, 2881227), (101, 1911309), (111, 1739119), (201, 960409), (257, 751137), (303, 637103), (771, 250379), (2479, 77871), (3737, 51657), (6767, 28527), (7437, 25957), (9509, 20301), (11211, 17219)]