28272944

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:234

約数の個数: 80

約数和(自身を含む): 65995776

約数和(自身を除く): 37722832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 47, 56, 82, 94, 112, 131, 164, 188, 262, 287, 328, 329, 376, 524, 574, 656, 658, 752, 917, 1048, 1148, 1316, 1834, 1927, 2096, 2296, 2632, 3668, 3854, 4592, 5264, 5371, 6157, 7336, 7708, 10742, 12314, 13489, 14672, 15416, 21484, 24628, 26978, 30832, 37597, 42968, 43099, 49256, 53956, 75194, 85936, 86198, 98512, 107912, 150388, 172396, 215824, 252437, 300776, 344792, 504874, 601552, 689584, 1009748, 1767059, 2019496, 3534118, 4038992, 7068236, 14136472, 28272944]

約数ペア:

[(1, 28272944), (2, 14136472), (4, 7068236), (7, 4038992), (8, 3534118), (14, 2019496), (16, 1767059), (28, 1009748), (41, 689584), (47, 601552), (56, 504874), (82, 344792), (94, 300776), (112, 252437), (131, 215824), (164, 172396), (188, 150388), (262, 107912), (287, 98512), (328, 86198), (329, 85936), (376, 75194), (524, 53956), (574, 49256), (656, 43099), (658, 42968), (752, 37597), (917, 30832), (1048, 26978), (1148, 24628), (1316, 21484), (1834, 15416), (1927, 14672), (2096, 13489), (2296, 12314), (2632, 10742), (3668, 7708), (3854, 7336), (4592, 6157), (5264, 5371)]