1678644

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{157}}^1$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 4831008

約数和(自身を除く): 3152364

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 81, 99, 108, 132, 157, 162, 198, 243, 297, 314, 324, 396, 471, 486, 594, 628, 891, 942, 972, 1188, 1413, 1727, 1782, 1884, 2673, 2826, 3454, 3564, 4239, 5181, 5346, 5652, 6908, 8478, 10362, 10692, 12717, 15543, 16956, 20724, 25434, 31086, 38151, 46629, 50868, 62172, 76302, 93258, 139887, 152604, 186516, 279774, 419661, 559548, 839322, 1678644]

約数ペア:

[(1, 1678644), (2, 839322), (3, 559548), (4, 419661), (6, 279774), (9, 186516), (11, 152604), (12, 139887), (18, 93258), (22, 76302), (27, 62172), (33, 50868), (36, 46629), (44, 38151), (54, 31086), (66, 25434), (81, 20724), (99, 16956), (108, 15543), (132, 12717), (157, 10692), (162, 10362), (198, 8478), (243, 6908), (297, 5652), (314, 5346), (324, 5181), (396, 4239), (471, 3564), (486, 3454), (594, 2826), (628, 2673), (891, 1884), (942, 1782), (972, 1727), (1188, 1413)]