128668518

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{2719}}^1$

素因数の和:2977

約数の個数: 48

約数和(自身を含む): 305510400

約数和(自身を除く): 176841882

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 239, 478, 717, 1434, 2151, 2629, 2719, 4302, 5258, 5438, 7887, 8157, 15774, 16314, 23661, 24471, 29909, 47322, 48942, 59818, 89727, 179454, 269181, 538362, 649841, 1299682, 1949523, 3899046, 5848569, 7148251, 11697138, 14296502, 21444753, 42889506, 64334259, 128668518]

約数ペア:

[(1, 128668518), (2, 64334259), (3, 42889506), (6, 21444753), (9, 14296502), (11, 11697138), (18, 7148251), (22, 5848569), (33, 3899046), (66, 1949523), (99, 1299682), (198, 649841), (239, 538362), (478, 269181), (717, 179454), (1434, 89727), (2151, 59818), (2629, 48942), (2719, 47322), (4302, 29909), (5258, 24471), (5438, 23661), (7887, 16314), (8157, 15774)]