778974352

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{3745069}}^1$

素因数の和:3745090

約数の個数: 20

約数和(自身を含む): 1625360380

約数和(自身を除く): 846386028

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 3745069, 7490138, 14980276, 29960552, 48685897, 59921104, 97371794, 194743588, 389487176, 778974352]

約数ペア:

[(1, 778974352), (2, 389487176), (4, 194743588), (8, 97371794), (13, 59921104), (16, 48685897), (26, 29960552), (52, 14980276), (104, 7490138), (208, 3745069)]