227626821

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{607}}^1$

素因数の和:695

約数の個数: 64

約数和(自身を含む): 385228800

約数和(自身を除く): 157601979

約数列:

[1, 3, 9, 17, 19, 27, 43, 51, 57, 129, 153, 171, 323, 387, 459, 513, 607, 731, 817, 969, 1161, 1821, 2193, 2451, 2907, 5463, 6579, 7353, 8721, 10319, 11533, 13889, 16389, 19737, 22059, 26101, 30957, 34599, 41667, 78303, 92871, 103797, 125001, 196061, 234909, 278613, 311391, 375003, 443717, 495919, 588183, 704727, 1331151, 1487757, 1764549, 3993453, 4463271, 5293647, 8430623, 11980359, 13389813, 25291869, 75875607, 227626821]

約数ペア:

[(1, 227626821), (3, 75875607), (9, 25291869), (17, 13389813), (19, 11980359), (27, 8430623), (43, 5293647), (51, 4463271), (57, 3993453), (129, 1764549), (153, 1487757), (171, 1331151), (323, 704727), (387, 588183), (459, 495919), (513, 443717), (607, 375003), (731, 311391), (817, 278613), (969, 234909), (1161, 196061), (1821, 125001), (2193, 103797), (2451, 92871), (2907, 78303), (5463, 41667), (6579, 34599), (7353, 30957), (8721, 26101), (10319, 22059), (11533, 19737), (13889, 16389)]