778503128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1327}}^1\times {\mathrm{5641}}^1$

素因数の和:6987

約数の個数: 32

約数和(自身を含む): 1573440960

約数和(自身を除く): 794937832

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1327, 2654, 5308, 5641, 10616, 11282, 17251, 22564, 34502, 45128, 69004, 73333, 138008, 146666, 293332, 586664, 7485607, 14971214, 29942428, 59884856, 97312891, 194625782, 389251564, 778503128]

約数ペア:

[(1, 778503128), (2, 389251564), (4, 194625782), (8, 97312891), (13, 59884856), (26, 29942428), (52, 14971214), (104, 7485607), (1327, 586664), (2654, 293332), (5308, 146666), (5641, 138008), (10616, 73333), (11282, 69004), (17251, 45128), (22564, 34502)]