391719952

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{7001}}^1$

素因数の和:7291

約数の個数: 40

約数和(自身を含む): 820494360

約数和(自身を除く): 428774408

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 269, 538, 1076, 2152, 3497, 4304, 6994, 7001, 13988, 14002, 27976, 28004, 55952, 56008, 91013, 112016, 182026, 364052, 728104, 1456208, 1883269, 3766538, 7533076, 15066152, 24482497, 30132304, 48964994, 97929988, 195859976, 391719952]

約数ペア:

[(1, 391719952), (2, 195859976), (4, 97929988), (8, 48964994), (13, 30132304), (16, 24482497), (26, 15066152), (52, 7533076), (104, 3766538), (208, 1883269), (269, 1456208), (538, 728104), (1076, 364052), (2152, 182026), (3497, 112016), (4304, 91013), (6994, 56008), (7001, 55952), (13988, 28004), (14002, 27976)]