489942

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 1119360

約数和(自身を除く): 629418

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 129, 211, 258, 387, 422, 633, 774, 1161, 1266, 1899, 2322, 3798, 5697, 9073, 11394, 18146, 27219, 54438, 81657, 163314, 244971, 489942]

約数ペア:

[(1, 489942), (2, 244971), (3, 163314), (6, 81657), (9, 54438), (18, 27219), (27, 18146), (43, 11394), (54, 9073), (86, 5697), (129, 3798), (211, 2322), (258, 1899), (387, 1266), (422, 1161), (633, 774)]