138959559

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{2647}}^1$

素因数の和:2979

約数の個数: 24

約数和(自身を含む): 212051840

約数和(自身を除く): 73092281

約数列:

[1, 3, 9, 19, 57, 171, 307, 921, 2647, 2763, 5833, 7941, 17499, 23823, 50293, 52497, 150879, 452637, 812629, 2437887, 7313661, 15439951, 46319853, 138959559]

約数ペア:

[(1, 138959559), (3, 46319853), (9, 15439951), (19, 7313661), (57, 2437887), (171, 812629), (307, 452637), (921, 150879), (2647, 52497), (2763, 50293), (5833, 23823), (7941, 17499)]