28730156

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{78929}}^1$

素因数の和:78953

約数の個数: 24

約数和(自身を含む): 61881120

約数和(自身を除く): 33150964

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 78929, 157858, 315716, 552503, 1026077, 1105006, 2052154, 2210012, 4104308, 7182539, 14365078, 28730156]

約数ペア:

[(1, 28730156), (2, 14365078), (4, 7182539), (7, 4104308), (13, 2210012), (14, 2052154), (26, 1105006), (28, 1026077), (52, 552503), (91, 315716), (182, 157858), (364, 78929)]