389631086

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1\times {\mathrm{1327}}^1$

素因数の和:1856

約数の個数: 32

約数和(自身を含む): 658603008

約数和(自身を除く): 268971922

約数列:

[1, 2, 13, 23, 26, 46, 299, 491, 598, 982, 1327, 2654, 6383, 11293, 12766, 17251, 22586, 30521, 34502, 61042, 146809, 293618, 396773, 651557, 793546, 1303114, 8470241, 14985811, 16940482, 29971622, 194815543, 389631086]

約数ペア:

[(1, 389631086), (2, 194815543), (13, 29971622), (23, 16940482), (26, 14985811), (46, 8470241), (299, 1303114), (491, 793546), (598, 651557), (982, 396773), (1327, 293618), (2654, 146809), (6383, 61042), (11293, 34502), (12766, 30521), (17251, 22586)]