274310985

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{19813}}^1$

素因数の和:19905

約数の個数: 32

約数和(自身を含む): 479340288

約数和(自身を除く): 205029303

約数列:

[1, 3, 5, 13, 15, 39, 65, 71, 195, 213, 355, 923, 1065, 2769, 4615, 13845, 19813, 59439, 99065, 257569, 297195, 772707, 1287845, 1406723, 3863535, 4220169, 7033615, 18287399, 21100845, 54862197, 91436995, 274310985]

約数ペア:

[(1, 274310985), (3, 91436995), (5, 54862197), (13, 21100845), (15, 18287399), (39, 7033615), (65, 4220169), (71, 3863535), (195, 1406723), (213, 1287845), (355, 772707), (923, 297195), (1065, 257569), (2769, 99065), (4615, 59439), (13845, 19813)]