489497665

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{509}}^1$

素因数の和:777

約数の個数: 32

約数和(自身を含む): 634521600

約数和(自身を除く): 145023935

約数列:

[1, 5, 19, 53, 95, 191, 265, 509, 955, 1007, 2545, 3629, 5035, 9671, 10123, 18145, 26977, 48355, 50615, 97219, 134885, 192337, 486095, 512563, 961685, 1847161, 2562815, 5152607, 9235805, 25763035, 97899533, 489497665]

約数ペア:

[(1, 489497665), (5, 97899533), (19, 25763035), (53, 9235805), (95, 5152607), (191, 2562815), (265, 1847161), (509, 961685), (955, 512563), (1007, 486095), (2545, 192337), (3629, 134885), (5035, 97219), (9671, 50615), (10123, 48355), (18145, 26977)]