27431649

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7639}}^1$

素因数の和:7674

約数の個数: 32

約数和(自身を含む): 48896000

約数和(自身を除く): 21464351

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 7639, 22917, 53473, 68751, 145141, 160419, 206253, 435423, 481257, 1015987, 1306269, 1443771, 3047961, 3918807, 9143883, 27431649]

約数ペア:

[(1, 27431649), (3, 9143883), (7, 3918807), (9, 3047961), (19, 1443771), (21, 1306269), (27, 1015987), (57, 481257), (63, 435423), (133, 206253), (171, 160419), (189, 145141), (399, 68751), (513, 53473), (1197, 22917), (3591, 7639)]