388484876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{173741}}^1$

素因数の和:173801

約数の個数: 24

約数和(自身を含む): 749175504

約数和(自身を除く): 360690628

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 173741, 347482, 694964, 2258633, 4517266, 7470863, 9034532, 14941726, 29883452, 97121219, 194242438, 388484876]

約数ペア:

[(1, 388484876), (2, 194242438), (4, 97121219), (13, 29883452), (26, 14941726), (43, 9034532), (52, 7470863), (86, 4517266), (172, 2258633), (559, 694964), (1118, 347482), (2236, 173741)]