1220851745

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{181001}}^1$

素因数の和:181096

約数の個数: 16

約数和(自身を含む): 1563857280

約数和(自身を除く): 343005535

約数列:

[1, 5, 19, 71, 95, 355, 1349, 6745, 181001, 905005, 3439019, 12851071, 17195095, 64255355, 244170349, 1220851745]

約数ペア:

[(1, 1220851745), (5, 244170349), (19, 64255355), (71, 17195095), (95, 12851071), (355, 3439019), (1349, 905005), (6745, 181001)]