259546491

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{503}}^1\times {\mathrm{659}}^1$

素因数の和:1200

約数の個数: 32

約数和(自身を含む): 399168000

約数和(自身を除く): 139621509

約数列:

[1, 3, 9, 27, 29, 87, 261, 503, 659, 783, 1509, 1977, 4527, 5931, 13581, 14587, 17793, 19111, 43761, 57333, 131283, 171999, 331477, 393849, 515997, 994431, 2983293, 8949879, 9612833, 28838499, 86515497, 259546491]

約数ペア:

[(1, 259546491), (3, 86515497), (9, 28838499), (27, 9612833), (29, 8949879), (87, 2983293), (261, 994431), (503, 515997), (659, 393849), (783, 331477), (1509, 171999), (1977, 131283), (4527, 57333), (5931, 43761), (13581, 19111), (14587, 17793)]