421123562

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{140281}}^1$

素因数の和:140381

約数の個数: 16

約数和(自身を含む): 673353600

約数和(自身を除く): 252230038

約数列:

[1, 2, 19, 38, 79, 158, 1501, 3002, 140281, 280562, 2665339, 5330678, 11082199, 22164398, 210561781, 421123562]

約数ペア:

[(1, 421123562), (2, 210561781), (19, 22164398), (38, 11082199), (79, 5330678), (158, 2665339), (1501, 280562), (3002, 140281)]