15721409685

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{14551}}^1$

素因数の和:14818

約数の個数: 64

約数和(自身を含む): 28163358720

約数和(自身を除く): 12441949035

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 223, 255, 285, 323, 669, 969, 1115, 1615, 3345, 3791, 4237, 4845, 11373, 12711, 14551, 18955, 21185, 43653, 56865, 63555, 72029, 72755, 216087, 218265, 247367, 276469, 360145, 742101, 829407, 1080435, 1236835, 1382345, 3244873, 3710505, 4147035, 4699973, 9734619, 14099919, 16224365, 23499865, 48673095, 55162841, 61652587, 70499595, 165488523, 184957761, 275814205, 308262935, 827442615, 924788805, 1048093979, 3144281937, 5240469895, 15721409685]

約数ペア:

[(1, 15721409685), (3, 5240469895), (5, 3144281937), (15, 1048093979), (17, 924788805), (19, 827442615), (51, 308262935), (57, 275814205), (85, 184957761), (95, 165488523), (223, 70499595), (255, 61652587), (285, 55162841), (323, 48673095), (669, 23499865), (969, 16224365), (1115, 14099919), (1615, 9734619), (3345, 4699973), (3791, 4147035), (4237, 3710505), (4845, 3244873), (11373, 1382345), (12711, 1236835), (14551, 1080435), (18955, 829407), (21185, 742101), (43653, 360145), (56865, 276469), (63555, 247367), (72029, 218265), (72755, 216087)]