401064976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{6961}}^1$

素因数の和:7259

約数の個数: 40

約数和(自身を含む): 839979224

約数和(自身を除く): 438914248

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 277, 554, 1108, 2216, 3601, 4432, 6961, 7202, 13922, 14404, 27844, 28808, 55688, 57616, 90493, 111376, 180986, 361972, 723944, 1447888, 1928197, 3856394, 7712788, 15425576, 25066561, 30851152, 50133122, 100266244, 200532488, 401064976]

約数ペア:

[(1, 401064976), (2, 200532488), (4, 100266244), (8, 50133122), (13, 30851152), (16, 25066561), (26, 15425576), (52, 7712788), (104, 3856394), (208, 1928197), (277, 1447888), (554, 723944), (1108, 361972), (2216, 180986), (3601, 111376), (4432, 90493), (6961, 57616), (7202, 55688), (13922, 28808), (14404, 27844)]