256989798

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{9719}}^1$

素因数の和:9853

約数の個数: 48

約数和(自身を含む): 605011680

約数和(自身を除く): 348021882

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 113, 117, 226, 234, 339, 678, 1017, 1469, 2034, 2938, 4407, 8814, 9719, 13221, 19438, 26442, 29157, 58314, 87471, 126347, 174942, 252694, 379041, 758082, 1098247, 1137123, 2196494, 2274246, 3294741, 6589482, 9884223, 14277211, 19768446, 28554422, 42831633, 85663266, 128494899, 256989798]

約数ペア:

[(1, 256989798), (2, 128494899), (3, 85663266), (6, 42831633), (9, 28554422), (13, 19768446), (18, 14277211), (26, 9884223), (39, 6589482), (78, 3294741), (113, 2274246), (117, 2196494), (226, 1137123), (234, 1098247), (339, 758082), (678, 379041), (1017, 252694), (1469, 174942), (2034, 126347), (2938, 87471), (4407, 58314), (8814, 29157), (9719, 26442), (13221, 19438)]