7947751395

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1\times {\mathrm{1663}}^1$

素因数の和:2140

約数の個数: 64

約数和(自身を含む): 13753958400

約数和(自身を除く): 5806207005

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 205, 285, 409, 615, 779, 1227, 1663, 2045, 2337, 3895, 4989, 6135, 7771, 8315, 11685, 16769, 23313, 24945, 31597, 38855, 50307, 68183, 83845, 94791, 116565, 157985, 204549, 251535, 318611, 340915, 473955, 680167, 955833, 1022745, 1295477, 1593055, 2040501, 3400835, 3886431, 4779165, 6477385, 10202505, 12923173, 19432155, 27886847, 38769519, 64615865, 83660541, 139434235, 193847595, 418302705, 529850093, 1589550279, 2649250465, 7947751395]

約数ペア:

[(1, 7947751395), (3, 2649250465), (5, 1589550279), (15, 529850093), (19, 418302705), (41, 193847595), (57, 139434235), (95, 83660541), (123, 64615865), (205, 38769519), (285, 27886847), (409, 19432155), (615, 12923173), (779, 10202505), (1227, 6477385), (1663, 4779165), (2045, 3886431), (2337, 3400835), (3895, 2040501), (4989, 1593055), (6135, 1295477), (7771, 1022745), (8315, 955833), (11685, 680167), (16769, 473955), (23313, 340915), (24945, 318611), (31597, 251535), (38855, 204549), (50307, 157985), (68183, 116565), (83845, 94791)]