243669327

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{17539}}^1$

素因数の和:17974

約数の個数: 16

約数和(自身を含む): 355290240

約数和(自身を除く): 111620913

約数列:

[1, 3, 11, 33, 421, 1263, 4631, 13893, 17539, 52617, 192929, 578787, 7383919, 22151757, 81223109, 243669327]

約数ペア:

[(1, 243669327), (3, 81223109), (11, 22151757), (33, 7383919), (421, 578787), (1263, 192929), (4631, 52617), (13893, 17539)]