28157822

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2729}}^1$

素因数の和:2816

約数の個数: 32

約数和(自身を含む): 53464320

約数和(自身を除く): 25306498

約数列:

[1, 2, 7, 11, 14, 22, 67, 77, 134, 154, 469, 737, 938, 1474, 2729, 5159, 5458, 10318, 19103, 30019, 38206, 60038, 182843, 210133, 365686, 420266, 1279901, 2011273, 2559802, 4022546, 14078911, 28157822]

約数ペア:

[(1, 28157822), (2, 14078911), (7, 4022546), (11, 2559802), (14, 2011273), (22, 1279901), (67, 420266), (77, 365686), (134, 210133), (154, 182843), (469, 60038), (737, 38206), (938, 30019), (1474, 19103), (2729, 10318), (5159, 5458)]