208839675

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1553}}^1$

素因数の和:1740

約数の個数: 48

約数和(自身を含む): 379225728

約数和(自身を除く): 170386053

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 163, 165, 275, 489, 815, 825, 1553, 1793, 2445, 4075, 4659, 5379, 7765, 8965, 12225, 17083, 23295, 26895, 38825, 44825, 51249, 85415, 116475, 134475, 253139, 256245, 427075, 759417, 1265695, 1281225, 2784529, 3797085, 6328475, 8353587, 13922645, 18985425, 41767935, 69613225, 208839675]

約数ペア:

[(1, 208839675), (3, 69613225), (5, 41767935), (11, 18985425), (15, 13922645), (25, 8353587), (33, 6328475), (55, 3797085), (75, 2784529), (163, 1281225), (165, 1265695), (275, 759417), (489, 427075), (815, 256245), (825, 253139), (1553, 134475), (1793, 116475), (2445, 85415), (4075, 51249), (4659, 44825), (5379, 38825), (7765, 26895), (8965, 23295), (12225, 17083)]