1997713.00000000

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:367

約数の個数: 64

約数和(自身を含む): 84049920

約数和(自身を除く): 41221035

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 151, 165, 191, 297, 453, 495, 573, 755, 955, 1359, 1485, 1661, 1719, 2101, 2265, 2865, 4077, 4983, 5157, 6303, 6795, 8305, 8595, 10505, 14949, 18909, 20385, 24915, 25785, 28841, 31515, 44847, 56727, 74745, 86523, 94545, 144205, 224235, 259569, 283635, 317251, 432615, 778707, 951753, 1297845, 1586255, 2855259, 3893535, 4758765, 8565777, 14276295, 42828885]

約数ペア:

[(1, 42828885), (3, 14276295), (5, 8565777), (9, 4758765), (11, 3893535), (15, 2855259), (27, 1586255), (33, 1297845), (45, 951753), (55, 778707), (99, 432615), (135, 317251), (151, 283635), (165, 259569), (191, 224235), (297, 144205), (453, 94545), (495, 86523), (573, 74745), (755, 56727), (955, 44847), (1359, 31515), (1485, 28841), (1661, 25785), (1719, 24915), (2101, 20385), (2265, 18909), (2865, 14949), (4077, 10505), (4983, 8595), (5157, 8305), (6303, 6795)]