281028788321

素因数分解:

${\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{401}}^1\times {\mathrm{161071}}^1$

素因数の和:161720

約数の個数: 16

約数和(自身を含む): 297854342400

約数和(自身を除く): 16825554079

約数列:

[1, 19, 229, 401, 4351, 7619, 91829, 161071, 1744751, 3060349, 36885259, 64589471, 700819921, 1227199949, 14790988859, 281028788321]

約数ペア:

[(1, 281028788321), (19, 14790988859), (229, 1227199949), (401, 700819921), (4351, 64589471), (7619, 36885259), (91829, 3060349), (161071, 1744751)]