2667861

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 4852224

約数和(自身を除く): 2184363

約数列:

[1, 3, 7, 9, 17, 21, 47, 51, 53, 63, 119, 141, 153, 159, 329, 357, 371, 423, 477, 799, 901, 987, 1071, 1113, 2397, 2491, 2703, 2961, 3339, 5593, 6307, 7191, 7473, 8109, 16779, 17437, 18921, 22419, 42347, 50337, 52311, 56763, 127041, 156933, 296429, 381123, 889287, 2667861]

約数ペア:

[(1, 2667861), (3, 889287), (7, 381123), (9, 296429), (17, 156933), (21, 127041), (47, 56763), (51, 52311), (53, 50337), (63, 42347), (119, 22419), (141, 18921), (153, 17437), (159, 16779), (329, 8109), (357, 7473), (371, 7191), (423, 6307), (477, 5593), (799, 3339), (901, 2961), (987, 2703), (1071, 2491), (1113, 2397)]