87182811

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{821}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 143619840

約数和(自身を除く): 56437029

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 81, 171, 207, 243, 437, 513, 621, 821, 1311, 1539, 1863, 2463, 3933, 4617, 5589, 7389, 11799, 15599, 18883, 22167, 35397, 46797, 56649, 66501, 106191, 140391, 169947, 199503, 358777, 421173, 509841, 1076331, 1263519, 1529523, 3228993, 3790557, 4588569, 9686979, 29060937, 87182811]

約数ペア:

[(1, 87182811), (3, 29060937), (9, 9686979), (19, 4588569), (23, 3790557), (27, 3228993), (57, 1529523), (69, 1263519), (81, 1076331), (171, 509841), (207, 421173), (243, 358777), (437, 199503), (513, 169947), (621, 140391), (821, 106191), (1311, 66501), (1539, 56649), (1863, 46797), (2463, 35397), (3933, 22167), (4617, 18883), (5589, 15599), (7389, 11799)]